Home / 472,392,475.20-708,588,712.80-450,869,114.70

Finding the Fourth Proportional to 472,392,475.20, 708,588,712.80 and 450,869,114.70

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Solution

The fourth proportional to 472,392,475.20, 708,588,712.80 and 450,869,114.70 is: 676,303,672.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,392,475.20 : 708,588,712.80 = 450,869,114.70 : x
  2. Step 2: Convert to fraction form
    472,392,475.20/708,588,712.80 = 450,869,114.70/x
  3. Step 3: Cross multiply
    472,392,475.20x = 708,588,712.80 × 450,869,114.70
  4. Step 4: Simplify right side
    472,392,475.20x = 319,480,765,626,548,544
  5. Step 5: Solve for x
    x = 319,480,765,626,548,544/472,392,475.20
  6. Step 6: Final answer
    x = 676,303,672.05

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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.