Home / 66,432,001.30-99,648,001.95-18,562,945.30

Finding the Fourth Proportional to 66,432,001.30, 99,648,001.95 and 18,562,945.30

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Solution

The fourth proportional to 66,432,001.30, 99,648,001.95 and 18,562,945.30 is: 27,844,417.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,432,001.30 : 99,648,001.95 = 18,562,945.30 : x
  2. Step 2: Convert to fraction form
    66,432,001.30/99,648,001.95 = 18,562,945.30/x
  3. Step 3: Cross multiply
    66,432,001.30x = 99,648,001.95 × 18,562,945.30
  4. Step 4: Simplify right side
    66,432,001.30x = 1,849,760,409,452,143.50
  5. Step 5: Solve for x
    x = 1,849,760,409,452,143.50/66,432,001.30
  6. Step 6: Final answer
    x = 27,844,417.95

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Similar ratio
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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.