Home / 72,540,006.80-108,810,010.20-63,092,166.80

Finding the Fourth Proportional to 72,540,006.80, 108,810,010.20 and 63,092,166.80

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Solution

The fourth proportional to 72,540,006.80, 108,810,010.20 and 63,092,166.80 is: 94,638,250.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,540,006.80 : 108,810,010.20 = 63,092,166.80 : x
  2. Step 2: Convert to fraction form
    72,540,006.80/108,810,010.20 = 63,092,166.80/x
  3. Step 3: Cross multiply
    72,540,006.80x = 108,810,010.20 × 63,092,166.80
  4. Step 4: Simplify right side
    72,540,006.80x = 6,865,059,313,048,101
  5. Step 5: Solve for x
    x = 6,865,059,313,048,101/72,540,006.80
  6. Step 6: Final answer
    x = 94,638,250.20

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1.5x scale

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.