Home / 54,094,501,154.59-81,154,217,532.56-18,721,856,986.67

Finding the Fourth Proportional to 54,094,501,154.59, 81,154,217,532.56 and 18,721,856,986.67

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Solution

The fourth proportional to 54,094,501,154.59, 81,154,217,532.56 and 18,721,856,986.67 is: 28,087,099,836.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,094,501,154.59 : 81,154,217,532.56 = 18,721,856,986.67 : x
  2. Step 2: Convert to fraction form
    54,094,501,154.59/81,154,217,532.56 = 18,721,856,986.67/x
  3. Step 3: Cross multiply
    54,094,501,154.59x = 81,154,217,532.56 × 18,721,856,986.67
  4. Step 4: Simplify right side
    54,094,501,154.59x = 1,519,357,654,509,845,217,280
  5. Step 5: Solve for x
    x = 1,519,357,654,509,845,217,280/54,094,501,154.59
  6. Step 6: Final answer
    x = 28,087,099,836.04

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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.