Home / 139,240,107.02-192,109,444.98-83,465,176.85

Finding the Fourth Proportional to 139,240,107.02, 192,109,444.98 and 83,465,176.85

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Solution

The fourth proportional to 139,240,107.02, 192,109,444.98 and 83,465,176.85 is: 115,156,826.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,240,107.02 : 192,109,444.98 = 83,465,176.85 : x
  2. Step 2: Convert to fraction form
    139,240,107.02/192,109,444.98 = 83,465,176.85/x
  3. Step 3: Cross multiply
    139,240,107.02x = 192,109,444.98 × 83,465,176.85
  4. Step 4: Simplify right side
    139,240,107.02x = 16,034,448,800,291,318
  5. Step 5: Solve for x
    x = 16,034,448,800,291,318/139,240,107.02
  6. Step 6: Final answer
    x = 115,156,826.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.