Home / 170,829,009.70-256,287,210.87-49,660,461.70

Finding the Fourth Proportional to 170,829,009.70, 256,287,210.87 and 49,660,461.70

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Solution

The fourth proportional to 170,829,009.70, 256,287,210.87 and 49,660,461.70 is: 74,503,395.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,829,009.70 : 256,287,210.87 = 49,660,461.70 : x
  2. Step 2: Convert to fraction form
    170,829,009.70/256,287,210.87 = 49,660,461.70/x
  3. Step 3: Cross multiply
    170,829,009.70x = 256,287,210.87 × 49,660,461.70
  4. Step 4: Simplify right side
    170,829,009.70x = 12,727,341,219,609,460
  5. Step 5: Solve for x
    x = 12,727,341,219,609,460/170,829,009.70
  6. Step 6: Final answer
    x = 74,503,395.19

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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.