Home / 73,210,353.68-101,039,247.78-42,270,471.02

Finding the Fourth Proportional to 73,210,353.68, 101,039,247.78 and 42,270,471.02

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Solution

The fourth proportional to 73,210,353.68, 101,039,247.78 and 42,270,471.02 is: 58,338,423.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,210,353.68 : 101,039,247.78 = 42,270,471.02 : x
  2. Step 2: Convert to fraction form
    73,210,353.68/101,039,247.78 = 42,270,471.02/x
  3. Step 3: Cross multiply
    73,210,353.68x = 101,039,247.78 × 42,270,471.02
  4. Step 4: Simplify right side
    73,210,353.68x = 4,270,976,595,167,089.50
  5. Step 5: Solve for x
    x = 4,270,976,595,167,089.50/73,210,353.68
  6. Step 6: Final answer
    x = 58,338,423.19

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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.