Home / 113,909,500.38-157,186,949.77-66,868,483.89

Finding the Fourth Proportional to 113,909,500.38, 157,186,949.77 and 66,868,483.89

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Solution

The fourth proportional to 113,909,500.38, 157,186,949.77 and 66,868,483.89 is: 92,273,717.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,909,500.38 : 157,186,949.77 = 66,868,483.89 : x
  2. Step 2: Convert to fraction form
    113,909,500.38/157,186,949.77 = 66,868,483.89/x
  3. Step 3: Cross multiply
    113,909,500.38x = 157,186,949.77 × 66,868,483.89
  4. Step 4: Simplify right side
    113,909,500.38x = 10,510,853,017,460,378
  5. Step 5: Solve for x
    x = 10,510,853,017,460,378/113,909,500.38
  6. Step 6: Final answer
    x = 92,273,717.14

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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.