Home / 98,753,406.80-148,130,110.20-30,595,557.20

Finding the Fourth Proportional to 98,753,406.80, 148,130,110.20 and 30,595,557.20

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Solution

The fourth proportional to 98,753,406.80, 148,130,110.20 and 30,595,557.20 is: 45,893,335.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,753,406.80 : 148,130,110.20 = 30,595,557.20 : x
  2. Step 2: Convert to fraction form
    98,753,406.80/148,130,110.20 = 30,595,557.20/x
  3. Step 3: Cross multiply
    98,753,406.80x = 148,130,110.20 × 30,595,557.20
  4. Step 4: Simplify right side
    98,753,406.80x = 4,532,123,259,666,403
  5. Step 5: Solve for x
    x = 4,532,123,259,666,403/98,753,406.80
  6. Step 6: Final answer
    x = 45,893,335.80

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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.