Home / 91,137,159.18-136,688,320.32-27,311,751.18

Finding the Fourth Proportional to 91,137,159.18, 136,688,320.32 and 27,311,751.18

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Solution

The fourth proportional to 91,137,159.18, 136,688,320.32 and 27,311,751.18 is: 40,962,406.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,137,159.18 : 136,688,320.32 = 27,311,751.18 : x
  2. Step 2: Convert to fraction form
    91,137,159.18/136,688,320.32 = 27,311,751.18/x
  3. Step 3: Cross multiply
    91,137,159.18x = 136,688,320.32 × 27,311,751.18
  4. Step 4: Simplify right side
    91,137,159.18x = 3,733,197,393,791,977.50
  5. Step 5: Solve for x
    x = 3,733,197,393,791,977.50/91,137,159.18
  6. Step 6: Final answer
    x = 40,962,406.85

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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.