Home / 172,567,102-237,984,881.32-134,895,242.92

Finding the Fourth Proportional to 172,567,102, 237,984,881.32 and 134,895,242.92

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Solution

The fourth proportional to 172,567,102, 237,984,881.32 and 134,895,242.92 is: 186,032,146.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,567,102 : 237,984,881.32 = 134,895,242.92 : x
  2. Step 2: Convert to fraction form
    172,567,102/237,984,881.32 = 134,895,242.92/x
  3. Step 3: Cross multiply
    172,567,102x = 237,984,881.32 × 134,895,242.92
  4. Step 4: Simplify right side
    172,567,102x = 32,103,028,376,948,768
  5. Step 5: Solve for x
    x = 32,103,028,376,948,768/172,567,102
  6. Step 6: Final answer
    x = 186,032,146.36

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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.