Home / 98,392,001.40-147,588,002.10-75,433,750.20

Finding the Fourth Proportional to 98,392,001.40, 147,588,002.10 and 75,433,750.20

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Solution

The fourth proportional to 98,392,001.40, 147,588,002.10 and 75,433,750.20 is: 113,150,625.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,392,001.40 : 147,588,002.10 = 75,433,750.20 : x
  2. Step 2: Convert to fraction form
    98,392,001.40/147,588,002.10 = 75,433,750.20/x
  3. Step 3: Cross multiply
    98,392,001.40x = 147,588,002.10 × 75,433,750.20
  4. Step 4: Simplify right side
    98,392,001.40x = 11,133,116,482,928,476
  5. Step 5: Solve for x
    x = 11,133,116,482,928,476/98,392,001.40
  6. Step 6: Final answer
    x = 113,150,625.30

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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.