Home / 98,013,844.40-147,020,766.60-40,486,996.40

Finding the Fourth Proportional to 98,013,844.40, 147,020,766.60 and 40,486,996.40

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Solution

The fourth proportional to 98,013,844.40, 147,020,766.60 and 40,486,996.40 is: 60,730,494.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,013,844.40 : 147,020,766.60 = 40,486,996.40 : x
  2. Step 2: Convert to fraction form
    98,013,844.40/147,020,766.60 = 40,486,996.40/x
  3. Step 3: Cross multiply
    98,013,844.40x = 147,020,766.60 × 40,486,996.40
  4. Step 4: Simplify right side
    98,013,844.40x = 5,952,429,248,059,440
  5. Step 5: Solve for x
    x = 5,952,429,248,059,440/98,013,844.40
  6. Step 6: Final answer
    x = 60,730,494.60

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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.