Home / 99,411,035.72-149,140,025.55-31,253,727.47

Finding the Fourth Proportional to 99,411,035.72, 149,140,025.55 and 31,253,727.47

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Solution

The fourth proportional to 99,411,035.72, 149,140,025.55 and 31,253,727.47 is: 46,887,970.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,411,035.72 : 149,140,025.55 = 31,253,727.47 : x
  2. Step 2: Convert to fraction form
    99,411,035.72/149,140,025.55 = 31,253,727.47/x
  3. Step 3: Cross multiply
    99,411,035.72x = 149,140,025.55 × 31,253,727.47
  4. Step 4: Simplify right side
    99,411,035.72x = 4,661,181,712,662,837
  5. Step 5: Solve for x
    x = 4,661,181,712,662,837/99,411,035.72
  6. Step 6: Final answer
    x = 46,887,970.53

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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.