Home / 1,488,206,157.08-2,053,708,199.08-819,136,897.16

Finding the Fourth Proportional to 1,488,206,157.08, 2,053,708,199.08 and 819,136,897.16

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Solution

The fourth proportional to 1,488,206,157.08, 2,053,708,199.08 and 819,136,897.16 is: 1,130,399,947.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,206,157.08 : 2,053,708,199.08 = 819,136,897.16 : x
  2. Step 2: Convert to fraction form
    1,488,206,157.08/2,053,708,199.08 = 819,136,897.16/x
  3. Step 3: Cross multiply
    1,488,206,157.08x = 2,053,708,199.08 × 819,136,897.16
  4. Step 4: Simplify right side
    1,488,206,157.08x = 1,682,268,161,854,126,336
  5. Step 5: Solve for x
    x = 1,682,268,161,854,126,336/1,488,206,157.08
  6. Step 6: Final answer
    x = 1,130,399,947.52

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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.