Home / 215,606,410.40-323,409,615.60-181,594,186.40

Finding the Fourth Proportional to 215,606,410.40, 323,409,615.60 and 181,594,186.40

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Solution

The fourth proportional to 215,606,410.40, 323,409,615.60 and 181,594,186.40 is: 272,391,279.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,606,410.40 : 323,409,615.60 = 181,594,186.40 : x
  2. Step 2: Convert to fraction form
    215,606,410.40/323,409,615.60 = 181,594,186.40/x
  3. Step 3: Cross multiply
    215,606,410.40x = 323,409,615.60 × 181,594,186.40
  4. Step 4: Simplify right side
    215,606,410.40x = 58,729,306,018,818,752
  5. Step 5: Solve for x
    x = 58,729,306,018,818,752/215,606,410.40
  6. Step 6: Final answer
    x = 272,391,279.60

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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.