Home / 70,085,750.40-96,717,306.24-39,146,371.20

Finding the Fourth Proportional to 70,085,750.40, 96,717,306.24 and 39,146,371.20

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Solution

The fourth proportional to 70,085,750.40, 96,717,306.24 and 39,146,371.20 is: 54,021,417.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,085,750.40 : 96,717,306.24 = 39,146,371.20 : x
  2. Step 2: Convert to fraction form
    70,085,750.40/96,717,306.24 = 39,146,371.20/x
  3. Step 3: Cross multiply
    70,085,750.40x = 96,717,306.24 × 39,146,371.20
  4. Step 4: Simplify right side
    70,085,750.40x = 3,786,131,571,535,116.50
  5. Step 5: Solve for x
    x = 3,786,131,571,535,116.50/70,085,750.40
  6. Step 6: Final answer
    x = 54,021,417.33

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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.