Home / 132,678,501.60-199,017,752.40-130,127,584.80

Finding the Fourth Proportional to 132,678,501.60, 199,017,752.40 and 130,127,584.80

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Solution

The fourth proportional to 132,678,501.60, 199,017,752.40 and 130,127,584.80 is: 195,191,377.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,678,501.60 : 199,017,752.40 = 130,127,584.80 : x
  2. Step 2: Convert to fraction form
    132,678,501.60/199,017,752.40 = 130,127,584.80/x
  3. Step 3: Cross multiply
    132,678,501.60x = 199,017,752.40 × 130,127,584.80
  4. Step 4: Simplify right side
    132,678,501.60x = 25,897,699,452,136,404
  5. Step 5: Solve for x
    x = 25,897,699,452,136,404/132,678,501.60
  6. Step 6: Final answer
    x = 195,191,377.20

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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.