Home / 133,528,506.40-200,292,759.60-100,791,740.80

Finding the Fourth Proportional to 133,528,506.40, 200,292,759.60 and 100,791,740.80

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Solution

The fourth proportional to 133,528,506.40, 200,292,759.60 and 100,791,740.80 is: 151,187,611.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,528,506.40 : 200,292,759.60 = 100,791,740.80 : x
  2. Step 2: Convert to fraction form
    133,528,506.40/200,292,759.60 = 100,791,740.80/x
  3. Step 3: Cross multiply
    133,528,506.40x = 200,292,759.60 × 100,791,740.80
  4. Step 4: Simplify right side
    133,528,506.40x = 20,187,855,909,719,912
  5. Step 5: Solve for x
    x = 20,187,855,909,719,912/133,528,506.40
  6. Step 6: Final answer
    x = 151,187,611.20

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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.