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Finding the Fourth Proportional to 606,798,601.60, 910,197,902.40 and 197,854,752.10

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Solution

The fourth proportional to 606,798,601.60, 910,197,902.40 and 197,854,752.10 is: 296,782,128.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,798,601.60 : 910,197,902.40 = 197,854,752.10 : x
  2. Step 2: Convert to fraction form
    606,798,601.60/910,197,902.40 = 197,854,752.10/x
  3. Step 3: Cross multiply
    606,798,601.60x = 910,197,902.40 × 197,854,752.10
  4. Step 4: Simplify right side
    606,798,601.60x = 180,086,980,341,292,000
  5. Step 5: Solve for x
    x = 180,086,980,341,292,000/606,798,601.60
  6. Step 6: Final answer
    x = 296,782,128.15

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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.