Home / 107,553,737.40-161,330,606.10-39,403,318.20

Finding the Fourth Proportional to 107,553,737.40, 161,330,606.10 and 39,403,318.20

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Solution

The fourth proportional to 107,553,737.40, 161,330,606.10 and 39,403,318.20 is: 59,104,977.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,553,737.40 : 161,330,606.10 = 39,403,318.20 : x
  2. Step 2: Convert to fraction form
    107,553,737.40/161,330,606.10 = 39,403,318.20/x
  3. Step 3: Cross multiply
    107,553,737.40x = 161,330,606.10 × 39,403,318.20
  4. Step 4: Simplify right side
    107,553,737.40x = 6,356,961,207,557,161
  5. Step 5: Solve for x
    x = 6,356,961,207,557,161/107,553,737.40
  6. Step 6: Final answer
    x = 59,104,977.30

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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.