Home / 56,000,005.60-84,000,008.40-52,173,630.40

Finding the Fourth Proportional to 56,000,005.60, 84,000,008.40 and 52,173,630.40

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Solution

The fourth proportional to 56,000,005.60, 84,000,008.40 and 52,173,630.40 is: 78,260,445.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,000,005.60 : 84,000,008.40 = 52,173,630.40 : x
  2. Step 2: Convert to fraction form
    56,000,005.60/84,000,008.40 = 52,173,630.40/x
  3. Step 3: Cross multiply
    56,000,005.60x = 84,000,008.40 × 52,173,630.40
  4. Step 4: Simplify right side
    56,000,005.60x = 4,382,585,391,858,495.50
  5. Step 5: Solve for x
    x = 4,382,585,391,858,495.50/56,000,005.60
  6. Step 6: Final answer
    x = 78,260,445.60

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Double scale
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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.