Home / 1,076,184,442.40-1,614,276,663.60-815,990,928.80

Finding the Fourth Proportional to 1,076,184,442.40, 1,614,276,663.60 and 815,990,928.80

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Solution

The fourth proportional to 1,076,184,442.40, 1,614,276,663.60 and 815,990,928.80 is: 1,223,986,393.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,184,442.40 : 1,614,276,663.60 = 815,990,928.80 : x
  2. Step 2: Convert to fraction form
    1,076,184,442.40/1,614,276,663.60 = 815,990,928.80/x
  3. Step 3: Cross multiply
    1,076,184,442.40x = 1,614,276,663.60 × 815,990,928.80
  4. Step 4: Simplify right side
    1,076,184,442.40x = 1,317,235,114,071,129,088
  5. Step 5: Solve for x
    x = 1,317,235,114,071,129,088/1,076,184,442.40
  6. Step 6: Final answer
    x = 1,223,986,393.20

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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.