Home / 112,652,144.01-155,433,312.18-63,759,572.01

Finding the Fourth Proportional to 112,652,144.01, 155,433,312.18 and 63,759,572.01

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Solution

The fourth proportional to 112,652,144.01, 155,433,312.18 and 63,759,572.01 is: 87,973,127.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,652,144.01 : 155,433,312.18 = 63,759,572.01 : x
  2. Step 2: Convert to fraction form
    112,652,144.01/155,433,312.18 = 63,759,572.01/x
  3. Step 3: Cross multiply
    112,652,144.01x = 155,433,312.18 × 63,759,572.01
  4. Step 4: Simplify right side
    112,652,144.01x = 9,910,361,460,693,520
  5. Step 5: Solve for x
    x = 9,910,361,460,693,520/112,652,144.01
  6. Step 6: Final answer
    x = 87,973,127.79

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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.