Home / 72,588,002.20-108,882,003.30-46,889,877.40

Finding the Fourth Proportional to 72,588,002.20, 108,882,003.30 and 46,889,877.40

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Solution

The fourth proportional to 72,588,002.20, 108,882,003.30 and 46,889,877.40 is: 70,334,816.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,588,002.20 : 108,882,003.30 = 46,889,877.40 : x
  2. Step 2: Convert to fraction form
    72,588,002.20/108,882,003.30 = 46,889,877.40/x
  3. Step 3: Cross multiply
    72,588,002.20x = 108,882,003.30 × 46,889,877.40
  4. Step 4: Simplify right side
    72,588,002.20x = 5,105,463,785,803,395
  5. Step 5: Solve for x
    x = 5,105,463,785,803,395/72,588,002.20
  6. Step 6: Final answer
    x = 70,334,816.10

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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.