Home / 90,754,870.14-125,241,721.02-49,501,762.56

Finding the Fourth Proportional to 90,754,870.14, 125,241,721.02 and 49,501,762.56

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Solution

The fourth proportional to 90,754,870.14, 125,241,721.02 and 49,501,762.56 is: 68,312,432.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,754,870.14 : 125,241,721.02 = 49,501,762.56 : x
  2. Step 2: Convert to fraction form
    90,754,870.14/125,241,721.02 = 49,501,762.56/x
  3. Step 3: Cross multiply
    90,754,870.14x = 125,241,721.02 × 49,501,762.56
  4. Step 4: Simplify right side
    90,754,870.14x = 6,199,685,936,537,801
  5. Step 5: Solve for x
    x = 6,199,685,936,537,801/90,754,870.14
  6. Step 6: Final answer
    x = 68,312,432.46

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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.