Home / 1,042,704,839.16-1,438,933,621.14-572,836,598.28

Finding the Fourth Proportional to 1,042,704,839.16, 1,438,933,621.14 and 572,836,598.28

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Solution

The fourth proportional to 1,042,704,839.16, 1,438,933,621.14 and 572,836,598.28 is: 790,515,023.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,704,839.16 : 1,438,933,621.14 = 572,836,598.28 : x
  2. Step 2: Convert to fraction form
    1,042,704,839.16/1,438,933,621.14 = 572,836,598.28/x
  3. Step 3: Cross multiply
    1,042,704,839.16x = 1,438,933,621.14 × 572,836,598.28
  4. Step 4: Simplify right side
    1,042,704,839.16x = 824,273,840,684,559,872
  5. Step 5: Solve for x
    x = 824,273,840,684,559,872/1,042,704,839.16
  6. Step 6: Final answer
    x = 790,515,023.74

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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.