Home / 98,146,576.32-135,440,497.44-53,492,934.72

Finding the Fourth Proportional to 98,146,576.32, 135,440,497.44 and 53,492,934.72

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Solution

The fourth proportional to 98,146,576.32, 135,440,497.44 and 53,492,934.72 is: 73,819,280.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,146,576.32 : 135,440,497.44 = 53,492,934.72 : x
  2. Step 2: Convert to fraction form
    98,146,576.32/135,440,497.44 = 53,492,934.72/x
  3. Step 3: Cross multiply
    98,146,576.32x = 135,440,497.44 × 53,492,934.72
  4. Step 4: Simplify right side
    98,146,576.32x = 7,245,109,688,002,247
  5. Step 5: Solve for x
    x = 7,245,109,688,002,247/98,146,576.32
  6. Step 6: Final answer
    x = 73,819,280.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.