Home / 1,019,154,444.88-1,528,716,304.84-458,520,350.72

Finding the Fourth Proportional to 1,019,154,444.88, 1,528,716,304.84 and 458,520,350.72

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Solution

The fourth proportional to 1,019,154,444.88, 1,528,716,304.84 and 458,520,350.72 is: 687,773,614.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,154,444.88 : 1,528,716,304.84 = 458,520,350.72 : x
  2. Step 2: Convert to fraction form
    1,019,154,444.88/1,528,716,304.84 = 458,520,350.72/x
  3. Step 3: Cross multiply
    1,019,154,444.88x = 1,528,716,304.84 × 458,520,350.72
  4. Step 4: Simplify right side
    1,019,154,444.88x = 700,947,536,246,619,264
  5. Step 5: Solve for x
    x = 700,947,536,246,619,264/1,019,154,444.88
  6. Step 6: Final answer
    x = 687,773,614.46

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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.