Home / 168,260,219.40-252,390,329.10-77,560,955.40

Finding the Fourth Proportional to 168,260,219.40, 252,390,329.10 and 77,560,955.40

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Solution

The fourth proportional to 168,260,219.40, 252,390,329.10 and 77,560,955.40 is: 116,341,433.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,260,219.40 : 252,390,329.10 = 77,560,955.40 : x
  2. Step 2: Convert to fraction form
    168,260,219.40/252,390,329.10 = 77,560,955.40/x
  3. Step 3: Cross multiply
    168,260,219.40x = 252,390,329.10 × 77,560,955.40
  4. Step 4: Simplify right side
    168,260,219.40x = 19,575,635,058,716,424
  5. Step 5: Solve for x
    x = 19,575,635,058,716,424/168,260,219.40
  6. Step 6: Final answer
    x = 116,341,433.10

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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.