Home / 157,464,195.90-236,196,293.85-142,158,695.10

Finding the Fourth Proportional to 157,464,195.90, 236,196,293.85 and 142,158,695.10

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Solution

The fourth proportional to 157,464,195.90, 236,196,293.85 and 142,158,695.10 is: 213,238,042.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,195.90 : 236,196,293.85 = 142,158,695.10 : x
  2. Step 2: Convert to fraction form
    157,464,195.90/236,196,293.85 = 142,158,695.10/x
  3. Step 3: Cross multiply
    157,464,195.90x = 236,196,293.85 × 142,158,695.10
  4. Step 4: Simplify right side
    157,464,195.90x = 33,577,356,921,172,152
  5. Step 5: Solve for x
    x = 33,577,356,921,172,152/157,464,195.90
  6. Step 6: Final answer
    x = 213,238,042.65

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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.