Home / 163,377,301.20-245,065,951.80-61,128,052.80

Finding the Fourth Proportional to 163,377,301.20, 245,065,951.80 and 61,128,052.80

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Solution

The fourth proportional to 163,377,301.20, 245,065,951.80 and 61,128,052.80 is: 91,692,079.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,377,301.20 : 245,065,951.80 = 61,128,052.80 : x
  2. Step 2: Convert to fraction form
    163,377,301.20/245,065,951.80 = 61,128,052.80/x
  3. Step 3: Cross multiply
    163,377,301.20x = 245,065,951.80 × 61,128,052.80
  4. Step 4: Simplify right side
    163,377,301.20x = 14,980,404,441,112,656
  5. Step 5: Solve for x
    x = 14,980,404,441,112,656/163,377,301.20
  6. Step 6: Final answer
    x = 91,692,079.20

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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.