Home / 618,117,626.80-927,176,440.20-158,091,799.60

Finding the Fourth Proportional to 618,117,626.80, 927,176,440.20 and 158,091,799.60

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Solution

The fourth proportional to 618,117,626.80, 927,176,440.20 and 158,091,799.60 is: 237,137,699.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,117,626.80 : 927,176,440.20 = 158,091,799.60 : x
  2. Step 2: Convert to fraction form
    618,117,626.80/927,176,440.20 = 158,091,799.60/x
  3. Step 3: Cross multiply
    618,117,626.80x = 927,176,440.20 × 158,091,799.60
  4. Step 4: Simplify right side
    618,117,626.80x = 146,578,991,977,939,776
  5. Step 5: Solve for x
    x = 146,578,991,977,939,776/618,117,626.80
  6. Step 6: Final answer
    x = 237,137,699.40

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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.