Home / 1,472,813,895.30-2,209,167,033.81-437,647,872.18

Finding the Fourth Proportional to 1,472,813,895.30, 2,209,167,033.81 and 437,647,872.18

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Solution

The fourth proportional to 1,472,813,895.30, 2,209,167,033.81 and 437,647,872.18 is: 656,455,818.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,813,895.30 : 2,209,167,033.81 = 437,647,872.18 : x
  2. Step 2: Convert to fraction form
    1,472,813,895.30/2,209,167,033.81 = 437,647,872.18/x
  3. Step 3: Cross multiply
    1,472,813,895.30x = 2,209,167,033.81 × 437,647,872.18
  4. Step 4: Simplify right side
    1,472,813,895.30x = 966,837,251,637,148,672
  5. Step 5: Solve for x
    x = 966,837,251,637,148,672/1,472,813,895.30
  6. Step 6: Final answer
    x = 656,455,818.84

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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.