Home / 185,524,013.60-278,286,020.40-64,367,712.80

Finding the Fourth Proportional to 185,524,013.60, 278,286,020.40 and 64,367,712.80

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Solution

The fourth proportional to 185,524,013.60, 278,286,020.40 and 64,367,712.80 is: 96,551,569.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,524,013.60 : 278,286,020.40 = 64,367,712.80 : x
  2. Step 2: Convert to fraction form
    185,524,013.60/278,286,020.40 = 64,367,712.80/x
  3. Step 3: Cross multiply
    185,524,013.60x = 278,286,020.40 × 64,367,712.80
  4. Step 4: Simplify right side
    185,524,013.60x = 17,912,634,637,362,138
  5. Step 5: Solve for x
    x = 17,912,634,637,362,138/185,524,013.60
  6. Step 6: Final answer
    x = 96,551,569.20

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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.