Home / 326,730,853.90-490,096,280.85-324,817,666.30

Finding the Fourth Proportional to 326,730,853.90, 490,096,280.85 and 324,817,666.30

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Solution

The fourth proportional to 326,730,853.90, 490,096,280.85 and 324,817,666.30 is: 487,226,499.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,730,853.90 : 490,096,280.85 = 324,817,666.30 : x
  2. Step 2: Convert to fraction form
    326,730,853.90/490,096,280.85 = 324,817,666.30/x
  3. Step 3: Cross multiply
    326,730,853.90x = 490,096,280.85 × 324,817,666.30
  4. Step 4: Simplify right side
    326,730,853.90x = 159,191,930,208,006,400
  5. Step 5: Solve for x
    x = 159,191,930,208,006,400/326,730,853.90
  6. Step 6: Final answer
    x = 487,226,499.45

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1.5x scale

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.