Home / 98,413,627.20-147,620,440.80-47,283,316.80

Finding the Fourth Proportional to 98,413,627.20, 147,620,440.80 and 47,283,316.80

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Solution

The fourth proportional to 98,413,627.20, 147,620,440.80 and 47,283,316.80 is: 70,924,975.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,413,627.20 : 147,620,440.80 = 47,283,316.80 : x
  2. Step 2: Convert to fraction form
    98,413,627.20/147,620,440.80 = 47,283,316.80/x
  3. Step 3: Cross multiply
    98,413,627.20x = 147,620,440.80 × 47,283,316.80
  4. Step 4: Simplify right side
    98,413,627.20x = 6,979,984,068,502,046
  5. Step 5: Solve for x
    x = 6,979,984,068,502,046/98,413,627.20
  6. Step 6: Final answer
    x = 70,924,975.20

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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.