Home / 63,143,156-87,137,555.28-34,169,780

Finding the Fourth Proportional to 63,143,156, 87,137,555.28 and 34,169,780

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Solution

The fourth proportional to 63,143,156, 87,137,555.28 and 34,169,780 is: 47,154,296.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,143,156 : 87,137,555.28 = 34,169,780 : x
  2. Step 2: Convert to fraction form
    63,143,156/87,137,555.28 = 34,169,780/x
  3. Step 3: Cross multiply
    63,143,156x = 87,137,555.28 × 34,169,780
  4. Step 4: Simplify right side
    63,143,156x = 2,977,471,093,655,438.50
  5. Step 5: Solve for x
    x = 2,977,471,093,655,438.50/63,143,156
  6. Step 6: Final answer
    x = 47,154,296.40

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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.