Home / 1,488,206,158.08-2,053,708,200.46-819,136,898.16

Finding the Fourth Proportional to 1,488,206,158.08, 2,053,708,200.46 and 819,136,898.16

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Solution

The fourth proportional to 1,488,206,158.08, 2,053,708,200.46 and 819,136,898.16 is: 1,130,399,948.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,206,158.08 : 2,053,708,200.46 = 819,136,898.16 : x
  2. Step 2: Convert to fraction form
    1,488,206,158.08/2,053,708,200.46 = 819,136,898.16/x
  3. Step 3: Cross multiply
    1,488,206,158.08x = 2,053,708,200.46 × 819,136,898.16
  4. Step 4: Simplify right side
    1,488,206,158.08x = 1,682,268,165,050,559,744
  5. Step 5: Solve for x
    x = 1,682,268,165,050,559,744/1,488,206,158.08
  6. Step 6: Final answer
    x = 1,130,399,948.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.