Home / 242,849,391.83-335,132,160.81-131,340,231.89

Finding the Fourth Proportional to 242,849,391.83, 335,132,160.81 and 131,340,231.89

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Solution

The fourth proportional to 242,849,391.83, 335,132,160.81 and 131,340,231.89 is: 181,249,520.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,849,391.83 : 335,132,160.81 = 131,340,231.89 : x
  2. Step 2: Convert to fraction form
    242,849,391.83/335,132,160.81 = 131,340,231.89/x
  3. Step 3: Cross multiply
    242,849,391.83x = 335,132,160.81 × 131,340,231.89
  4. Step 4: Simplify right side
    242,849,391.83x = 44,016,335,712,249,808
  5. Step 5: Solve for x
    x = 44,016,335,712,249,808/242,849,391.83
  6. Step 6: Final answer
    x = 181,249,520.04

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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.