Home / 98,423,316.54-147,635,026.65-25,639,904.70

Finding the Fourth Proportional to 98,423,316.54, 147,635,026.65 and 25,639,904.70

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Solution

The fourth proportional to 98,423,316.54, 147,635,026.65 and 25,639,904.70 is: 38,459,870.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,423,316.54 : 147,635,026.65 = 25,639,904.70 : x
  2. Step 2: Convert to fraction form
    98,423,316.54/147,635,026.65 = 25,639,904.70/x
  3. Step 3: Cross multiply
    98,423,316.54x = 147,635,026.65 × 25,639,904.70
  4. Step 4: Simplify right side
    98,423,316.54x = 3,785,348,013,687,960.50
  5. Step 5: Solve for x
    x = 3,785,348,013,687,960.50/98,423,316.54
  6. Step 6: Final answer
    x = 38,459,870.55

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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.