Home / 108,098,784.08-162,152,660.45-31,421,812.29

Finding the Fourth Proportional to 108,098,784.08, 162,152,660.45 and 31,421,812.29

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Solution

The fourth proportional to 108,098,784.08, 162,152,660.45 and 31,421,812.29 is: 47,134,021.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,098,784.08 : 162,152,660.45 = 31,421,812.29 : x
  2. Step 2: Convert to fraction form
    108,098,784.08/162,152,660.45 = 31,421,812.29/x
  3. Step 3: Cross multiply
    108,098,784.08x = 162,152,660.45 × 31,421,812.29
  4. Step 4: Simplify right side
    108,098,784.08x = 5,095,130,458,984,006
  5. Step 5: Solve for x
    x = 5,095,130,458,984,006/108,098,784.08
  6. Step 6: Final answer
    x = 47,134,021.93

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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.