Home / 77,688,002.95-116,532,004.43-48,966,569.35

Finding the Fourth Proportional to 77,688,002.95, 116,532,004.43 and 48,966,569.35

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Solution

The fourth proportional to 77,688,002.95, 116,532,004.43 and 48,966,569.35 is: 73,449,854.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,688,002.95 : 116,532,004.43 = 48,966,569.35 : x
  2. Step 2: Convert to fraction form
    77,688,002.95/116,532,004.43 = 48,966,569.35/x
  3. Step 3: Cross multiply
    77,688,002.95x = 116,532,004.43 × 48,966,569.35
  4. Step 4: Simplify right side
    77,688,002.95x = 5,706,172,476,416,103
  5. Step 5: Solve for x
    x = 5,706,172,476,416,103/77,688,002.95
  6. Step 6: Final answer
    x = 73,449,854.03

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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.