Home / 109,728,205.30-164,592,307.95-99,650,509.30

Finding the Fourth Proportional to 109,728,205.30, 164,592,307.95 and 99,650,509.30

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Solution

The fourth proportional to 109,728,205.30, 164,592,307.95 and 99,650,509.30 is: 149,475,763.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,728,205.30 : 164,592,307.95 = 99,650,509.30 : x
  2. Step 2: Convert to fraction form
    109,728,205.30/164,592,307.95 = 99,650,509.30/x
  3. Step 3: Cross multiply
    109,728,205.30x = 164,592,307.95 × 99,650,509.30
  4. Step 4: Simplify right side
    109,728,205.30x = 16,401,707,314,079,938
  5. Step 5: Solve for x
    x = 16,401,707,314,079,938/109,728,205.30
  6. Step 6: Final answer
    x = 149,475,763.95

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1.5x scale

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.