Home / 68,086,860.60-102,130,290.90-60,008,957.40

Finding the Fourth Proportional to 68,086,860.60, 102,130,290.90 and 60,008,957.40

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Solution

The fourth proportional to 68,086,860.60, 102,130,290.90 and 60,008,957.40 is: 90,013,436.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,086,860.60 : 102,130,290.90 = 60,008,957.40 : x
  2. Step 2: Convert to fraction form
    68,086,860.60/102,130,290.90 = 60,008,957.40/x
  3. Step 3: Cross multiply
    68,086,860.60x = 102,130,290.90 × 60,008,957.40
  4. Step 4: Simplify right side
    68,086,860.60x = 6,128,732,275,867,708
  5. Step 5: Solve for x
    x = 6,128,732,275,867,708/68,086,860.60
  6. Step 6: Final answer
    x = 90,013,436.10

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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.