Home / 52,488,139.95-78,732,209.93-48,342,900.15

Finding the Fourth Proportional to 52,488,139.95, 78,732,209.93 and 48,342,900.15

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Solution

The fourth proportional to 52,488,139.95, 78,732,209.93 and 48,342,900.15 is: 72,514,350.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,139.95 : 78,732,209.93 = 48,342,900.15 : x
  2. Step 2: Convert to fraction form
    52,488,139.95/78,732,209.93 = 48,342,900.15/x
  3. Step 3: Cross multiply
    52,488,139.95x = 78,732,209.93 × 48,342,900.15
  4. Step 4: Simplify right side
    52,488,139.95x = 3,806,143,362,993,113.50
  5. Step 5: Solve for x
    x = 3,806,143,362,993,113.50/52,488,139.95
  6. Step 6: Final answer
    x = 72,514,350.23

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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.