Home / 73,071,780,360.57-109,608,154,820.42-28,308,248,516.97

Finding the Fourth Proportional to 73,071,780,360.57, 109,608,154,820.42 and 28,308,248,516.97

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Solution

The fourth proportional to 73,071,780,360.57, 109,608,154,820.42 and 28,308,248,516.97 is: 42,462,560,386.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,071,780,360.57 : 109,608,154,820.42 = 28,308,248,516.97 : x
  2. Step 2: Convert to fraction form
    73,071,780,360.57/109,608,154,820.42 = 28,308,248,516.97/x
  3. Step 3: Cross multiply
    73,071,780,360.57x = 109,608,154,820.42 × 28,308,248,516.97
  4. Step 4: Simplify right side
    73,071,780,360.57x = 3,102,814,886,142,972,788,736
  5. Step 5: Solve for x
    x = 3,102,814,886,142,972,788,736/73,071,780,360.57
  6. Step 6: Final answer
    x = 42,462,560,386.95

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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.