Home / 295,516,793.80-443,234,949.90-77,184,209.80

Finding the Fourth Proportional to 295,516,793.80, 443,234,949.90 and 77,184,209.80

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Solution

The fourth proportional to 295,516,793.80, 443,234,949.90 and 77,184,209.80 is: 115,765,804.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,516,793.80 : 443,234,949.90 = 77,184,209.80 : x
  2. Step 2: Convert to fraction form
    295,516,793.80/443,234,949.90 = 77,184,209.80/x
  3. Step 3: Cross multiply
    295,516,793.80x = 443,234,949.90 × 77,184,209.80
  4. Step 4: Simplify right side
    295,516,793.80x = 34,210,739,363,774,084
  5. Step 5: Solve for x
    x = 34,210,739,363,774,084/295,516,793.80
  6. Step 6: Final answer
    x = 115,765,804.45

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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.