Home / 30,153,384,147.60-45,230,076,221.40-27,541,245,344.40

Finding the Fourth Proportional to 30,153,384,147.60, 45,230,076,221.40 and 27,541,245,344.40

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Solution

The fourth proportional to 30,153,384,147.60, 45,230,076,221.40 and 27,541,245,344.40 is: 41,311,868,016.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,153,384,147.60 : 45,230,076,221.40 = 27,541,245,344.40 : x
  2. Step 2: Convert to fraction form
    30,153,384,147.60/45,230,076,221.40 = 27,541,245,344.40/x
  3. Step 3: Cross multiply
    30,153,384,147.60x = 45,230,076,221.40 × 27,541,245,344.40
  4. Step 4: Simplify right side
    30,153,384,147.60x = 1,245,692,626,159,490,039,808
  5. Step 5: Solve for x
    x = 1,245,692,626,159,490,039,808/30,153,384,147.60
  6. Step 6: Final answer
    x = 41,311,868,016.60

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Double scale
Find fourth proportional to 30,153,384,148.60, 45,230,076,222.90 and 27,541,245,345.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.