Home / 99,345,829.20-149,018,743.80-26,573,841.60

Finding the Fourth Proportional to 99,345,829.20, 149,018,743.80 and 26,573,841.60

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Solution

The fourth proportional to 99,345,829.20, 149,018,743.80 and 26,573,841.60 is: 39,860,762.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,345,829.20 : 149,018,743.80 = 26,573,841.60 : x
  2. Step 2: Convert to fraction form
    99,345,829.20/149,018,743.80 = 26,573,841.60/x
  3. Step 3: Cross multiply
    99,345,829.20x = 149,018,743.80 × 26,573,841.60
  4. Step 4: Simplify right side
    99,345,829.20x = 3,960,000,493,172,182.50
  5. Step 5: Solve for x
    x = 3,960,000,493,172,182.50/99,345,829.20
  6. Step 6: Final answer
    x = 39,860,762.40

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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.