Home / 91,193,069.17-136,803,775.18-30,622,966.93

Finding the Fourth Proportional to 91,193,069.17, 136,803,775.18 and 30,622,966.93

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Solution

The fourth proportional to 91,193,069.17, 136,803,775.18 and 30,622,966.93 is: 45,939,209.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,193,069.17 : 136,803,775.18 = 30,622,966.93 : x
  2. Step 2: Convert to fraction form
    91,193,069.17/136,803,775.18 = 30,622,966.93/x
  3. Step 3: Cross multiply
    91,193,069.17x = 136,803,775.18 × 30,622,966.93
  4. Step 4: Simplify right side
    91,193,069.17x = 4,189,337,483,236,295
  5. Step 5: Solve for x
    x = 4,189,337,483,236,295/91,193,069.17
  6. Step 6: Final answer
    x = 45,939,209.21

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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.