Home / 83,038,403.70-124,557,605.55-48,459,309.30

Finding the Fourth Proportional to 83,038,403.70, 124,557,605.55 and 48,459,309.30

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Solution

The fourth proportional to 83,038,403.70, 124,557,605.55 and 48,459,309.30 is: 72,688,963.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,038,403.70 : 124,557,605.55 = 48,459,309.30 : x
  2. Step 2: Convert to fraction form
    83,038,403.70/124,557,605.55 = 48,459,309.30/x
  3. Step 3: Cross multiply
    83,038,403.70x = 124,557,605.55 × 48,459,309.30
  4. Step 4: Simplify right side
    83,038,403.70x = 6,035,975,533,014,846
  5. Step 5: Solve for x
    x = 6,035,975,533,014,846/83,038,403.70
  6. Step 6: Final answer
    x = 72,688,963.95

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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.