Home / 106,573,077.28-147,074,412.88-65,312,001.44

Finding the Fourth Proportional to 106,573,077.28, 147,074,412.88 and 65,312,001.44

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Solution

The fourth proportional to 106,573,077.28, 147,074,412.88 and 65,312,001.44 is: 90,132,747.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,573,077.28 : 147,074,412.88 = 65,312,001.44 : x
  2. Step 2: Convert to fraction form
    106,573,077.28/147,074,412.88 = 65,312,001.44/x
  3. Step 3: Cross multiply
    106,573,077.28x = 147,074,412.88 × 65,312,001.44
  4. Step 4: Simplify right side
    106,573,077.28x = 9,605,724,265,805,714
  5. Step 5: Solve for x
    x = 9,605,724,265,805,714/106,573,077.28
  6. Step 6: Final answer
    x = 90,132,747.51

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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.