Home / 162,949,161,868.30-224,865,874,652.08-89,704,797,277.18

Finding the Fourth Proportional to 162,949,161,868.30, 224,865,874,652.08 and 89,704,797,277.18

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Solution

The fourth proportional to 162,949,161,868.30, 224,865,874,652.08 and 89,704,797,277.18 is: 123,790,435,427.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,949,161,868.30 : 224,865,874,652.08 = 89,704,797,277.18 : x
  2. Step 2: Convert to fraction form
    162,949,161,868.30/224,865,874,652.08 = 89,704,797,277.18/x
  3. Step 3: Cross multiply
    162,949,161,868.30x = 224,865,874,652.08 × 89,704,797,277.18
  4. Step 4: Simplify right side
    162,949,161,868.30x = 20,171,547,700,221,504,913,408
  5. Step 5: Solve for x
    x = 20,171,547,700,221,504,913,408/162,949,161,868.30
  6. Step 6: Final answer
    x = 123,790,435,427.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.