Home / 107,281,683.45-160,946,513.40-39,124,375.20

Finding the Fourth Proportional to 107,281,683.45, 160,946,513.40 and 39,124,375.20

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Solution

The fourth proportional to 107,281,683.45, 160,946,513.40 and 39,124,375.20 is: 58,695,311.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,281,683.45 : 160,946,513.40 = 39,124,375.20 : x
  2. Step 2: Convert to fraction form
    107,281,683.45/160,946,513.40 = 39,124,375.20/x
  3. Step 3: Cross multiply
    107,281,683.45x = 160,946,513.40 × 39,124,375.20
  4. Step 4: Simplify right side
    107,281,683.45x = 6,296,931,777,393,428
  5. Step 5: Solve for x
    x = 6,296,931,777,393,428/107,281,683.45
  6. Step 6: Final answer
    x = 58,695,311.03

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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.