Home / 70,545,713.03-97,359,223.32-39,189,861.55

Finding the Fourth Proportional to 70,545,713.03, 97,359,223.32 and 39,189,861.55

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Solution

The fourth proportional to 70,545,713.03, 97,359,223.32 and 39,189,861.55 is: 54,085,419.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,545,713.03 : 97,359,223.32 = 39,189,861.55 : x
  2. Step 2: Convert to fraction form
    70,545,713.03/97,359,223.32 = 39,189,861.55/x
  3. Step 3: Cross multiply
    70,545,713.03x = 97,359,223.32 × 39,189,861.55
  4. Step 4: Simplify right side
    70,545,713.03x = 3,815,494,482,648,030.50
  5. Step 5: Solve for x
    x = 3,815,494,482,648,030.50/70,545,713.03
  6. Step 6: Final answer
    x = 54,085,419.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.