Home / 170,748,941.50-256,130,498.13-49,580,393.50

Finding the Fourth Proportional to 170,748,941.50, 256,130,498.13 and 49,580,393.50

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Solution

The fourth proportional to 170,748,941.50, 256,130,498.13 and 49,580,393.50 is: 74,372,647.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,748,941.50 : 256,130,498.13 = 49,580,393.50 : x
  2. Step 2: Convert to fraction form
    170,748,941.50/256,130,498.13 = 49,580,393.50/x
  3. Step 3: Cross multiply
    170,748,941.50x = 256,130,498.13 × 49,580,393.50
  4. Step 4: Simplify right side
    170,748,941.50x = 12,699,050,884,636,414
  5. Step 5: Solve for x
    x = 12,699,050,884,636,414/170,748,941.50
  6. Step 6: Final answer
    x = 74,372,647.78

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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.