Home / 377,188,938.80-564,649,667.40-223,756,017.20

Finding the Fourth Proportional to 377,188,938.80, 564,649,667.40 and 223,756,017.20

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Solution

The fourth proportional to 377,188,938.80, 564,649,667.40 and 223,756,017.20 is: 334,961,468.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,188,938.80 : 564,649,667.40 = 223,756,017.20 : x
  2. Step 2: Convert to fraction form
    377,188,938.80/564,649,667.40 = 223,756,017.20/x
  3. Step 3: Cross multiply
    377,188,938.80x = 564,649,667.40 × 223,756,017.20
  4. Step 4: Simplify right side
    377,188,938.80x = 126,343,760,690,728,672
  5. Step 5: Solve for x
    x = 126,343,760,690,728,672/377,188,938.80
  6. Step 6: Final answer
    x = 334,961,468.10

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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.