Home / 105,619,261.60-158,428,892.40-101,792,886.40

Finding the Fourth Proportional to 105,619,261.60, 158,428,892.40 and 101,792,886.40

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Solution

The fourth proportional to 105,619,261.60, 158,428,892.40 and 101,792,886.40 is: 152,689,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,619,261.60 : 158,428,892.40 = 101,792,886.40 : x
  2. Step 2: Convert to fraction form
    105,619,261.60/158,428,892.40 = 101,792,886.40/x
  3. Step 3: Cross multiply
    105,619,261.60x = 158,428,892.40 × 101,792,886.40
  4. Step 4: Simplify right side
    105,619,261.60x = 16,126,934,246,551,024
  5. Step 5: Solve for x
    x = 16,126,934,246,551,024/105,619,261.60
  6. Step 6: Final answer
    x = 152,689,329.60

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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.