Home / 242,421,542.80-363,632,318.64-58,189,018.72

Finding the Fourth Proportional to 242,421,542.80, 363,632,318.64 and 58,189,018.72

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Solution

The fourth proportional to 242,421,542.80, 363,632,318.64 and 58,189,018.72 is: 87,283,529.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,421,542.80 : 363,632,318.64 = 58,189,018.72 : x
  2. Step 2: Convert to fraction form
    242,421,542.80/363,632,318.64 = 58,189,018.72/x
  3. Step 3: Cross multiply
    242,421,542.80x = 363,632,318.64 × 58,189,018.72
  4. Step 4: Simplify right side
    242,421,542.80x = 21,159,407,796,539,964
  5. Step 5: Solve for x
    x = 21,159,407,796,539,964/242,421,542.80
  6. Step 6: Final answer
    x = 87,283,529.15

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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.