Home / 83,030,961.90-124,558,328.79-25,528,060.74

Finding the Fourth Proportional to 83,030,961.90, 124,558,328.79 and 25,528,060.74

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Solution

The fourth proportional to 83,030,961.90, 124,558,328.79 and 25,528,060.74 is: 38,295,745.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,030,961.90 : 124,558,328.79 = 25,528,060.74 : x
  2. Step 2: Convert to fraction form
    83,030,961.90/124,558,328.79 = 25,528,060.74/x
  3. Step 3: Cross multiply
    83,030,961.90x = 124,558,328.79 × 25,528,060.74
  4. Step 4: Simplify right side
    83,030,961.90x = 3,179,732,583,024,010.50
  5. Step 5: Solve for x
    x = 3,179,732,583,024,010.50/83,030,961.90
  6. Step 6: Final answer
    x = 38,295,745.47

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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.