Home / 119,872,380.52-165,424,031.36-64,868,237.02

Finding the Fourth Proportional to 119,872,380.52, 165,424,031.36 and 64,868,237.02

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Solution

The fourth proportional to 119,872,380.52, 165,424,031.36 and 64,868,237.02 is: 89,518,246.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,872,380.52 : 165,424,031.36 = 64,868,237.02 : x
  2. Step 2: Convert to fraction form
    119,872,380.52/165,424,031.36 = 64,868,237.02/x
  3. Step 3: Cross multiply
    119,872,380.52x = 165,424,031.36 × 64,868,237.02
  4. Step 4: Simplify right side
    119,872,380.52x = 10,730,765,275,064,394
  5. Step 5: Solve for x
    x = 10,730,765,275,064,394/119,872,380.52
  6. Step 6: Final answer
    x = 89,518,246.23

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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.