Home / 516,134,643.20-774,201,964.80-344,141,964.80

Finding the Fourth Proportional to 516,134,643.20, 774,201,964.80 and 344,141,964.80

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Solution

The fourth proportional to 516,134,643.20, 774,201,964.80 and 344,141,964.80 is: 516,212,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,134,643.20 : 774,201,964.80 = 344,141,964.80 : x
  2. Step 2: Convert to fraction form
    516,134,643.20/774,201,964.80 = 344,141,964.80/x
  3. Step 3: Cross multiply
    516,134,643.20x = 774,201,964.80 × 344,141,964.80
  4. Step 4: Simplify right side
    516,134,643.20x = 266,435,385,318,292,416
  5. Step 5: Solve for x
    x = 266,435,385,318,292,416/516,134,643.20
  6. Step 6: Final answer
    x = 516,212,947.20

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1.5x scale

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.