Home / 612,736,066.80-918,546,087.15-224,465,272.20

Finding the Fourth Proportional to 612,736,066.80, 918,546,087.15 and 224,465,272.20

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Solution

The fourth proportional to 612,736,066.80, 918,546,087.15 and 224,465,272.20 is: 336,493,489.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,736,066.80 : 918,546,087.15 = 224,465,272.20 : x
  2. Step 2: Convert to fraction form
    612,736,066.80/918,546,087.15 = 224,465,272.20/x
  3. Step 3: Cross multiply
    612,736,066.80x = 918,546,087.15 × 224,465,272.20
  4. Step 4: Simplify right side
    612,736,066.80x = 206,181,697,480,369,664
  5. Step 5: Solve for x
    x = 206,181,697,480,369,664/612,736,066.80
  6. Step 6: Final answer
    x = 336,493,489.86

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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.