Home / 1,248,700,209.12-1,872,437,398.85-617,703,216.71

Finding the Fourth Proportional to 1,248,700,209.12, 1,872,437,398.85 and 617,703,216.71

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Solution

The fourth proportional to 1,248,700,209.12, 1,872,437,398.85 and 617,703,216.71 is: 926,251,630.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,700,209.12 : 1,872,437,398.85 = 617,703,216.71 : x
  2. Step 2: Convert to fraction form
    1,248,700,209.12/1,872,437,398.85 = 617,703,216.71/x
  3. Step 3: Cross multiply
    1,248,700,209.12x = 1,872,437,398.85 × 617,703,216.71
  4. Step 4: Simplify right side
    1,248,700,209.12x = 1,156,610,604,349,932,288
  5. Step 5: Solve for x
    x = 1,156,610,604,349,932,288/1,248,700,209.12
  6. Step 6: Final answer
    x = 926,251,630.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.