Home / 1,542,157,414.48-2,129,929,458.78-1,039,499,259.04

Finding the Fourth Proportional to 1,542,157,414.48, 2,129,929,458.78 and 1,039,499,259.04

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Solution

The fourth proportional to 1,542,157,414.48, 2,129,929,458.78 and 1,039,499,259.04 is: 1,435,690,075.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,157,414.48 : 2,129,929,458.78 = 1,039,499,259.04 : x
  2. Step 2: Convert to fraction form
    1,542,157,414.48/2,129,929,458.78 = 1,039,499,259.04/x
  3. Step 3: Cross multiply
    1,542,157,414.48x = 2,129,929,458.78 × 1,039,499,259.04
  4. Step 4: Simplify right side
    1,542,157,414.48x = 2,214,060,094,209,278,208
  5. Step 5: Solve for x
    x = 2,214,060,094,209,278,208/1,542,157,414.48
  6. Step 6: Final answer
    x = 1,435,690,075.10

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1.5x scale

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.