Home / 128,232,206,114.90-192,349,789,800.51-38,695,974,847.70

Finding the Fourth Proportional to 128,232,206,114.90, 192,349,789,800.51 and 38,695,974,847.70

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Solution

The fourth proportional to 128,232,206,114.90, 192,349,789,800.51 and 38,695,974,847.70 is: 58,044,409,073.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,232,206,114.90 : 192,349,789,800.51 = 38,695,974,847.70 : x
  2. Step 2: Convert to fraction form
    128,232,206,114.90/192,349,789,800.51 = 38,695,974,847.70/x
  3. Step 3: Cross multiply
    128,232,206,114.90x = 192,349,789,800.51 × 38,695,974,847.70
  4. Step 4: Simplify right side
    128,232,206,114.90x = 7,443,162,628,080,916,234,240
  5. Step 5: Solve for x
    x = 7,443,162,628,080,916,234,240/128,232,206,114.90
  6. Step 6: Final answer
    x = 58,044,409,073.11

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Double scale
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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.