Home / 100,208,812.40-150,313,218.60-88,091,957.60

Finding the Fourth Proportional to 100,208,812.40, 150,313,218.60 and 88,091,957.60

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Solution

The fourth proportional to 100,208,812.40, 150,313,218.60 and 88,091,957.60 is: 132,137,936.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,208,812.40 : 150,313,218.60 = 88,091,957.60 : x
  2. Step 2: Convert to fraction form
    100,208,812.40/150,313,218.60 = 88,091,957.60/x
  3. Step 3: Cross multiply
    100,208,812.40x = 150,313,218.60 × 88,091,957.60
  4. Step 4: Simplify right side
    100,208,812.40x = 13,241,385,679,630,730
  5. Step 5: Solve for x
    x = 13,241,385,679,630,730/100,208,812.40
  6. Step 6: Final answer
    x = 132,137,936.40

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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.