Home / 99,167,430.80-148,751,146.20-83,295,059.60

Finding the Fourth Proportional to 99,167,430.80, 148,751,146.20 and 83,295,059.60

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Solution

The fourth proportional to 99,167,430.80, 148,751,146.20 and 83,295,059.60 is: 124,942,589.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,167,430.80 : 148,751,146.20 = 83,295,059.60 : x
  2. Step 2: Convert to fraction form
    99,167,430.80/148,751,146.20 = 83,295,059.60/x
  3. Step 3: Cross multiply
    99,167,430.80x = 148,751,146.20 × 83,295,059.60
  4. Step 4: Simplify right side
    99,167,430.80x = 12,390,235,588,297,312
  5. Step 5: Solve for x
    x = 12,390,235,588,297,312/99,167,430.80
  6. Step 6: Final answer
    x = 124,942,589.40

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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.