Home / 102,384,812.40-153,577,218.60-99,550,460.40

Finding the Fourth Proportional to 102,384,812.40, 153,577,218.60 and 99,550,460.40

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Solution

The fourth proportional to 102,384,812.40, 153,577,218.60 and 99,550,460.40 is: 149,325,690.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,384,812.40 : 153,577,218.60 = 99,550,460.40 : x
  2. Step 2: Convert to fraction form
    102,384,812.40/153,577,218.60 = 99,550,460.40/x
  3. Step 3: Cross multiply
    102,384,812.40x = 153,577,218.60 × 99,550,460.40
  4. Step 4: Simplify right side
    102,384,812.40x = 15,288,682,818,581,444
  5. Step 5: Solve for x
    x = 15,288,682,818,581,444/102,384,812.40
  6. Step 6: Final answer
    x = 149,325,690.60

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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.