Home / 1,542,839,903.98-2,129,082,854.34-907,801,526.74

Finding the Fourth Proportional to 1,542,839,903.98, 2,129,082,854.34 and 907,801,526.74

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Solution

The fourth proportional to 1,542,839,903.98, 2,129,082,854.34 and 907,801,526.74 is: 1,252,744,799.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,839,903.98 : 2,129,082,854.34 = 907,801,526.74 : x
  2. Step 2: Convert to fraction form
    1,542,839,903.98/2,129,082,854.34 = 907,801,526.74/x
  3. Step 3: Cross multiply
    1,542,839,903.98x = 2,129,082,854.34 × 907,801,526.74
  4. Step 4: Simplify right side
    1,542,839,903.98x = 1,932,784,665,725,808,896
  5. Step 5: Solve for x
    x = 1,932,784,665,725,808,896/1,542,839,903.98
  6. Step 6: Final answer
    x = 1,252,744,799.21

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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.