Home / 1,051,488,902.60-1,577,084,054.70-361,428,000.20

Finding the Fourth Proportional to 1,051,488,902.60, 1,577,084,054.70 and 361,428,000.20

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Solution

The fourth proportional to 1,051,488,902.60, 1,577,084,054.70 and 361,428,000.20 is: 542,090,681.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,488,902.60 : 1,577,084,054.70 = 361,428,000.20 : x
  2. Step 2: Convert to fraction form
    1,051,488,902.60/1,577,084,054.70 = 361,428,000.20/x
  3. Step 3: Cross multiply
    1,051,488,902.60x = 1,577,084,054.70 × 361,428,000.20
  4. Step 4: Simplify right side
    1,051,488,902.60x = 570,002,336,037,528,384
  5. Step 5: Solve for x
    x = 570,002,336,037,528,384/1,051,488,902.60
  6. Step 6: Final answer
    x = 542,090,681.73

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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.