Home / 295,516,688.80-443,234,792.40-77,184,104.80

Finding the Fourth Proportional to 295,516,688.80, 443,234,792.40 and 77,184,104.80

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Solution

The fourth proportional to 295,516,688.80, 443,234,792.40 and 77,184,104.80 is: 115,765,646.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,516,688.80 : 443,234,792.40 = 77,184,104.80 : x
  2. Step 2: Convert to fraction form
    295,516,688.80/443,234,792.40 = 77,184,104.80/x
  3. Step 3: Cross multiply
    295,516,688.80x = 443,234,792.40 × 77,184,104.80
  4. Step 4: Simplify right side
    295,516,688.80x = 34,210,680,667,607,840
  5. Step 5: Solve for x
    x = 34,210,680,667,607,840/295,516,688.80
  6. Step 6: Final answer
    x = 115,765,646.96

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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.