Home / 161,703,139.20-242,554,708.80-64,610,836.80

Finding the Fourth Proportional to 161,703,139.20, 242,554,708.80 and 64,610,836.80

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Solution

The fourth proportional to 161,703,139.20, 242,554,708.80 and 64,610,836.80 is: 96,916,255.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,703,139.20 : 242,554,708.80 = 64,610,836.80 : x
  2. Step 2: Convert to fraction form
    161,703,139.20/242,554,708.80 = 64,610,836.80/x
  3. Step 3: Cross multiply
    161,703,139.20x = 242,554,708.80 × 64,610,836.80
  4. Step 4: Simplify right side
    161,703,139.20x = 15,671,662,705,348,324
  5. Step 5: Solve for x
    x = 15,671,662,705,348,324/161,703,139.20
  6. Step 6: Final answer
    x = 96,916,255.20

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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.