Home / 157,451,927.61-236,161,945.15-42,448,095.21

Finding the Fourth Proportional to 157,451,927.61, 236,161,945.15 and 42,448,095.21

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Solution

The fourth proportional to 157,451,927.61, 236,161,945.15 and 42,448,095.21 is: 63,667,843.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,451,927.61 : 236,161,945.15 = 42,448,095.21 : x
  2. Step 2: Convert to fraction form
    157,451,927.61/236,161,945.15 = 42,448,095.21/x
  3. Step 3: Cross multiply
    157,451,927.61x = 236,161,945.15 × 42,448,095.21
  4. Step 4: Simplify right side
    157,451,927.61x = 10,024,624,732,705,998
  5. Step 5: Solve for x
    x = 10,024,624,732,705,998/157,451,927.61
  6. Step 6: Final answer
    x = 63,667,843.80

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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.