Home / 1,468,935,005.20-2,203,402,507.80-486,513,172.60

Finding the Fourth Proportional to 1,468,935,005.20, 2,203,402,507.80 and 486,513,172.60

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Solution

The fourth proportional to 1,468,935,005.20, 2,203,402,507.80 and 486,513,172.60 is: 729,769,758.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468,935,005.20 : 2,203,402,507.80 = 486,513,172.60 : x
  2. Step 2: Convert to fraction form
    1,468,935,005.20/2,203,402,507.80 = 486,513,172.60/x
  3. Step 3: Cross multiply
    1,468,935,005.20x = 2,203,402,507.80 × 486,513,172.60
  4. Step 4: Simplify right side
    1,468,935,005.20x = 1,071,984,344,584,574,336
  5. Step 5: Solve for x
    x = 1,071,984,344,584,574,336/1,468,935,005.20
  6. Step 6: Final answer
    x = 729,769,758.90

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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.