Home / 577,179,403.85-865,756,976.13-140,482,524.35

Finding the Fourth Proportional to 577,179,403.85, 865,756,976.13 and 140,482,524.35

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Solution

The fourth proportional to 577,179,403.85, 865,756,976.13 and 140,482,524.35 is: 210,720,834.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,179,403.85 : 865,756,976.13 = 140,482,524.35 : x
  2. Step 2: Convert to fraction form
    577,179,403.85/865,756,976.13 = 140,482,524.35/x
  3. Step 3: Cross multiply
    577,179,403.85x = 865,756,976.13 × 140,482,524.35
  4. Step 4: Simplify right side
    577,179,403.85x = 121,623,725,482,529,472
  5. Step 5: Solve for x
    x = 121,623,725,482,529,472/577,179,403.85
  6. Step 6: Final answer
    x = 210,720,834.23

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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.