Home / 85,260,801.60-127,891,202.40-59,730,638.40

Finding the Fourth Proportional to 85,260,801.60, 127,891,202.40 and 59,730,638.40

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Solution

The fourth proportional to 85,260,801.60, 127,891,202.40 and 59,730,638.40 is: 89,595,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,260,801.60 : 127,891,202.40 = 59,730,638.40 : x
  2. Step 2: Convert to fraction form
    85,260,801.60/127,891,202.40 = 59,730,638.40/x
  3. Step 3: Cross multiply
    85,260,801.60x = 127,891,202.40 × 59,730,638.40
  4. Step 4: Simplify right side
    85,260,801.60x = 7,639,023,165,095,612
  5. Step 5: Solve for x
    x = 7,639,023,165,095,612/85,260,801.60
  6. Step 6: Final answer
    x = 89,595,957.60

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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.