Home / 61,152,066.10-91,728,099.15-56,475,385.30

Finding the Fourth Proportional to 61,152,066.10, 91,728,099.15 and 56,475,385.30

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Solution

The fourth proportional to 61,152,066.10, 91,728,099.15 and 56,475,385.30 is: 84,713,077.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,152,066.10 : 91,728,099.15 = 56,475,385.30 : x
  2. Step 2: Convert to fraction form
    61,152,066.10/91,728,099.15 = 56,475,385.30/x
  3. Step 3: Cross multiply
    61,152,066.10x = 91,728,099.15 × 56,475,385.30
  4. Step 4: Simplify right side
    61,152,066.10x = 5,180,379,742,332,853
  5. Step 5: Solve for x
    x = 5,180,379,742,332,853/61,152,066.10
  6. Step 6: Final answer
    x = 84,713,077.95

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Double scale
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Similar ratio
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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.