Home / 371,849,251.81-557,841,966.31-153,380,412.85

Finding the Fourth Proportional to 371,849,251.81, 557,841,966.31 and 153,380,412.85

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Solution

The fourth proportional to 371,849,251.81, 557,841,966.31 and 153,380,412.85 is: 230,098,704.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,849,251.81 : 557,841,966.31 = 153,380,412.85 : x
  2. Step 2: Convert to fraction form
    371,849,251.81/557,841,966.31 = 153,380,412.85/x
  3. Step 3: Cross multiply
    371,849,251.81x = 557,841,966.31 × 153,380,412.85
  4. Step 4: Simplify right side
    371,849,251.81x = 85,562,031,097,683,584
  5. Step 5: Solve for x
    x = 85,562,031,097,683,584/371,849,251.81
  6. Step 6: Final answer
    x = 230,098,704.46

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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.