Home / 110,691,257.60-166,036,886.40-70,480,006.40

Finding the Fourth Proportional to 110,691,257.60, 166,036,886.40 and 70,480,006.40

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Solution

The fourth proportional to 110,691,257.60, 166,036,886.40 and 70,480,006.40 is: 105,720,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,691,257.60 : 166,036,886.40 = 70,480,006.40 : x
  2. Step 2: Convert to fraction form
    110,691,257.60/166,036,886.40 = 70,480,006.40/x
  3. Step 3: Cross multiply
    110,691,257.60x = 166,036,886.40 × 70,480,006.40
  4. Step 4: Simplify right side
    110,691,257.60x = 11,702,280,816,108,074
  5. Step 5: Solve for x
    x = 11,702,280,816,108,074/110,691,257.60
  6. Step 6: Final answer
    x = 105,720,009.60

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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.