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Finding the Fourth Proportional to 344,854,300.80, 517,281,451.20 and 344,854,300.80

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Solution

The fourth proportional to 344,854,300.80, 517,281,451.20 and 344,854,300.80 is: 517,281,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,854,300.80 : 517,281,451.20 = 344,854,300.80 : x
  2. Step 2: Convert to fraction form
    344,854,300.80/517,281,451.20 = 344,854,300.80/x
  3. Step 3: Cross multiply
    344,854,300.80x = 517,281,451.20 × 344,854,300.80
  4. Step 4: Simplify right side
    344,854,300.80x = 178,386,733,170,385,312
  5. Step 5: Solve for x
    x = 178,386,733,170,385,312/344,854,300.80
  6. Step 6: Final answer
    x = 517,281,451.20

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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.