Home / 60,567,779.70-90,851,669.55-20,178,263.70

Finding the Fourth Proportional to 60,567,779.70, 90,851,669.55 and 20,178,263.70

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Solution

The fourth proportional to 60,567,779.70, 90,851,669.55 and 20,178,263.70 is: 30,267,395.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,567,779.70 : 90,851,669.55 = 20,178,263.70 : x
  2. Step 2: Convert to fraction form
    60,567,779.70/90,851,669.55 = 20,178,263.70/x
  3. Step 3: Cross multiply
    60,567,779.70x = 90,851,669.55 × 20,178,263.70
  4. Step 4: Simplify right side
    60,567,779.70x = 1,833,228,945,765,160.25
  5. Step 5: Solve for x
    x = 1,833,228,945,765,160.25/60,567,779.70
  6. Step 6: Final answer
    x = 30,267,395.55

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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.