Home / 102,096,019.20-153,144,028.80-98,127,926.40

Finding the Fourth Proportional to 102,096,019.20, 153,144,028.80 and 98,127,926.40

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Solution

The fourth proportional to 102,096,019.20, 153,144,028.80 and 98,127,926.40 is: 147,191,889.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,096,019.20 : 153,144,028.80 = 98,127,926.40 : x
  2. Step 2: Convert to fraction form
    102,096,019.20/153,144,028.80 = 98,127,926.40/x
  3. Step 3: Cross multiply
    102,096,019.20x = 153,144,028.80 × 98,127,926.40
  4. Step 4: Simplify right side
    102,096,019.20x = 15,027,705,986,685,882
  5. Step 5: Solve for x
    x = 15,027,705,986,685,882/102,096,019.20
  6. Step 6: Final answer
    x = 147,191,889.60

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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.