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Finding the Fourth Proportional to 149,817,606, 224,726,409 and 42,112,230

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Solution

The fourth proportional to 149,817,606, 224,726,409 and 42,112,230 is: 63,168,345

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,817,606 : 224,726,409 = 42,112,230 : x
  2. Step 2: Convert to fraction form
    149,817,606/224,726,409 = 42,112,230/x
  3. Step 3: Cross multiply
    149,817,606x = 224,726,409 × 42,112,230
  4. Step 4: Simplify right side
    149,817,606x = 9,463,730,222,882,070
  5. Step 5: Solve for x
    x = 9,463,730,222,882,070/149,817,606
  6. Step 6: Final answer
    x = 63,168,345

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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.