Home / 133,053,030.78-183,611,248.29-74,316,531.21

Finding the Fourth Proportional to 133,053,030.78, 183,611,248.29 and 74,316,531.21

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Solution

The fourth proportional to 133,053,030.78, 183,611,248.29 and 74,316,531.21 is: 102,555,732.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,053,030.78 : 183,611,248.29 = 74,316,531.21 : x
  2. Step 2: Convert to fraction form
    133,053,030.78/183,611,248.29 = 74,316,531.21/x
  3. Step 3: Cross multiply
    133,053,030.78x = 183,611,248.29 × 74,316,531.21
  4. Step 4: Simplify right side
    133,053,030.78x = 13,645,351,064,050,842
  5. Step 5: Solve for x
    x = 13,645,351,064,050,842/133,053,030.78
  6. Step 6: Final answer
    x = 102,555,732.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.