Home / 61,174,007.60-91,761,011.40-42,998,725.40

Finding the Fourth Proportional to 61,174,007.60, 91,761,011.40 and 42,998,725.40

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Solution

The fourth proportional to 61,174,007.60, 91,761,011.40 and 42,998,725.40 is: 64,498,088.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,174,007.60 : 91,761,011.40 = 42,998,725.40 : x
  2. Step 2: Convert to fraction form
    61,174,007.60/91,761,011.40 = 42,998,725.40/x
  3. Step 3: Cross multiply
    61,174,007.60x = 91,761,011.40 × 42,998,725.40
  4. Step 4: Simplify right side
    61,174,007.60x = 3,945,606,531,614,869.50
  5. Step 5: Solve for x
    x = 3,945,606,531,614,869.50/61,174,007.60
  6. Step 6: Final answer
    x = 64,498,088.10

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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.