Home / 83,424,605.70-125,136,908.55-70,827,485.70

Finding the Fourth Proportional to 83,424,605.70, 125,136,908.55 and 70,827,485.70

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Solution

The fourth proportional to 83,424,605.70, 125,136,908.55 and 70,827,485.70 is: 106,241,228.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,424,605.70 : 125,136,908.55 = 70,827,485.70 : x
  2. Step 2: Convert to fraction form
    83,424,605.70/125,136,908.55 = 70,827,485.70/x
  3. Step 3: Cross multiply
    83,424,605.70x = 125,136,908.55 × 70,827,485.70
  4. Step 4: Simplify right side
    83,424,605.70x = 8,863,132,600,867,333
  5. Step 5: Solve for x
    x = 8,863,132,600,867,333/83,424,605.70
  6. Step 6: Final answer
    x = 106,241,228.55

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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.