Home / 618,118,228.80-927,177,343.20-158,092,401.60

Finding the Fourth Proportional to 618,118,228.80, 927,177,343.20 and 158,092,401.60

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Solution

The fourth proportional to 618,118,228.80, 927,177,343.20 and 158,092,401.60 is: 237,138,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,118,228.80 : 927,177,343.20 = 158,092,401.60 : x
  2. Step 2: Convert to fraction form
    618,118,228.80/927,177,343.20 = 158,092,401.60/x
  3. Step 3: Cross multiply
    618,118,228.80x = 927,177,343.20 × 158,092,401.60
  4. Step 4: Simplify right side
    618,118,228.80x = 146,579,692,895,595,424
  5. Step 5: Solve for x
    x = 146,579,692,895,595,424/618,118,228.80
  6. Step 6: Final answer
    x = 237,138,602.40

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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.