Home / 103,187,717.76-154,776,475.20-38,486,482.56

Finding the Fourth Proportional to 103,187,717.76, 154,776,475.20 and 38,486,482.56

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Solution

The fourth proportional to 103,187,717.76, 154,776,475.20 and 38,486,482.56 is: 57,727,821.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,187,717.76 : 154,776,475.20 = 38,486,482.56 : x
  2. Step 2: Convert to fraction form
    103,187,717.76/154,776,475.20 = 38,486,482.56/x
  3. Step 3: Cross multiply
    103,187,717.76x = 154,776,475.20 × 38,486,482.56
  4. Step 4: Simplify right side
    103,187,717.76x = 5,956,802,113,483,072
  5. Step 5: Solve for x
    x = 5,956,802,113,483,072/103,187,717.76
  6. Step 6: Final answer
    x = 57,727,821.13

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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.