Home / 1,133,144,380.80-1,700,472,398.40-519,412,694.40

Finding the Fourth Proportional to 1,133,144,380.80, 1,700,472,398.40 and 519,412,694.40

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Solution

The fourth proportional to 1,133,144,380.80, 1,700,472,398.40 and 519,412,694.40 is: 779,465,498.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,144,380.80 : 1,700,472,398.40 = 519,412,694.40 : x
  2. Step 2: Convert to fraction form
    1,133,144,380.80/1,700,472,398.40 = 519,412,694.40/x
  3. Step 3: Cross multiply
    1,133,144,380.80x = 1,700,472,398.40 × 519,412,694.40
  4. Step 4: Simplify right side
    1,133,144,380.80x = 883,246,950,205,774,208
  5. Step 5: Solve for x
    x = 883,246,950,205,774,208/1,133,144,380.80
  6. Step 6: Final answer
    x = 779,465,498.99

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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.