Home / 318,160,616.46-477,241,478.28-99,827,713.98

Finding the Fourth Proportional to 318,160,616.46, 477,241,478.28 and 99,827,713.98

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Solution

The fourth proportional to 318,160,616.46, 477,241,478.28 and 99,827,713.98 is: 149,741,744.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,160,616.46 : 477,241,478.28 = 99,827,713.98 : x
  2. Step 2: Convert to fraction form
    318,160,616.46/477,241,478.28 = 99,827,713.98/x
  3. Step 3: Cross multiply
    318,160,616.46x = 477,241,478.28 × 99,827,713.98
  4. Step 4: Simplify right side
    318,160,616.46x = 47,641,925,793,128,224
  5. Step 5: Solve for x
    x = 47,641,925,793,128,224/318,160,616.46
  6. Step 6: Final answer
    x = 149,741,744.67

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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.