Home / 103,589,436,065.60-142,953,643,315.24-58,479,162,877.67

Finding the Fourth Proportional to 103,589,436,065.60, 142,953,643,315.24 and 58,479,162,877.67

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Solution

The fourth proportional to 103,589,436,065.60, 142,953,643,315.24 and 58,479,162,877.67 is: 80,701,369,839.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,589,436,065.60 : 142,953,643,315.24 = 58,479,162,877.67 : x
  2. Step 2: Convert to fraction form
    103,589,436,065.60/142,953,643,315.24 = 58,479,162,877.67/x
  3. Step 3: Cross multiply
    103,589,436,065.60x = 142,953,643,315.24 × 58,479,162,877.67
  4. Step 4: Simplify right side
    103,589,436,065.60x = 8,359,809,391,387,546,222,592
  5. Step 5: Solve for x
    x = 8,359,809,391,387,546,222,592/103,589,436,065.60
  6. Step 6: Final answer
    x = 80,701,369,839.43

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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.