Home / 114,157,432.80-157,536,458.28-61,945,140.60

Finding the Fourth Proportional to 114,157,432.80, 157,536,458.28 and 61,945,140.60

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Solution

The fourth proportional to 114,157,432.80, 157,536,458.28 and 61,945,140.60 is: 85,483,860.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,157,432.80 : 157,536,458.28 = 61,945,140.60 : x
  2. Step 2: Convert to fraction form
    114,157,432.80/157,536,458.28 = 61,945,140.60/x
  3. Step 3: Cross multiply
    114,157,432.80x = 157,536,458.28 × 61,945,140.60
  4. Step 4: Simplify right side
    114,157,432.80x = 9,758,618,057,780,634
  5. Step 5: Solve for x
    x = 9,758,618,057,780,634/114,157,432.80
  6. Step 6: Final answer
    x = 85,483,860.48

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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.