Home / 1,488,868,051.20-2,233,386,057.60-453,762,700.80

Finding the Fourth Proportional to 1,488,868,051.20, 2,233,386,057.60 and 453,762,700.80

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Solution

The fourth proportional to 1,488,868,051.20, 2,233,386,057.60 and 453,762,700.80 is: 680,669,646.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,868,051.20 : 2,233,386,057.60 = 453,762,700.80 : x
  2. Step 2: Convert to fraction form
    1,488,868,051.20/2,233,386,057.60 = 453,762,700.80/x
  3. Step 3: Cross multiply
    1,488,868,051.20x = 2,233,386,057.60 × 453,762,700.80
  4. Step 4: Simplify right side
    1,488,868,051.20x = 1,013,427,289,425,640,320
  5. Step 5: Solve for x
    x = 1,013,427,289,425,640,320/1,488,868,051.20
  6. Step 6: Final answer
    x = 680,669,646.05

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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.