Home / 84,734,934.40-127,114,211.40-36,212,402.80

Finding the Fourth Proportional to 84,734,934.40, 127,114,211.40 and 36,212,402.80

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Solution

The fourth proportional to 84,734,934.40, 127,114,211.40 and 36,212,402.80 is: 54,323,651.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,734,934.40 : 127,114,211.40 = 36,212,402.80 : x
  2. Step 2: Convert to fraction form
    84,734,934.40/127,114,211.40 = 36,212,402.80/x
  3. Step 3: Cross multiply
    84,734,934.40x = 127,114,211.40 × 36,212,402.80
  4. Step 4: Simplify right side
    84,734,934.40x = 4,603,111,024,821,152
  5. Step 5: Solve for x
    x = 4,603,111,024,821,152/84,734,934.40
  6. Step 6: Final answer
    x = 54,323,651.25

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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.