Home / 105,008,957.40-157,466,196.90-40,291,253.40

Finding the Fourth Proportional to 105,008,957.40, 157,466,196.90 and 40,291,253.40

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Solution

The fourth proportional to 105,008,957.40, 157,466,196.90 and 40,291,253.40 is: 60,418,754.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,008,957.40 : 157,466,196.90 = 40,291,253.40 : x
  2. Step 2: Convert to fraction form
    105,008,957.40/157,466,196.90 = 40,291,253.40/x
  3. Step 3: Cross multiply
    105,008,957.40x = 157,466,196.90 × 40,291,253.40
  4. Step 4: Simplify right side
    105,008,957.40x = 6,344,510,441,232,194
  5. Step 5: Solve for x
    x = 6,344,510,441,232,194/105,008,957.40
  6. Step 6: Final answer
    x = 60,418,754.73

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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.