Home / 175,509,912.90-263,264,869.35-84,810,648.90

Finding the Fourth Proportional to 175,509,912.90, 263,264,869.35 and 84,810,648.90

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Solution

The fourth proportional to 175,509,912.90, 263,264,869.35 and 84,810,648.90 is: 127,215,973.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,509,912.90 : 263,264,869.35 = 84,810,648.90 : x
  2. Step 2: Convert to fraction form
    175,509,912.90/263,264,869.35 = 84,810,648.90/x
  3. Step 3: Cross multiply
    175,509,912.90x = 263,264,869.35 × 84,810,648.90
  4. Step 4: Simplify right side
    175,509,912.90x = 22,327,664,402,147,224
  5. Step 5: Solve for x
    x = 22,327,664,402,147,224/175,509,912.90
  6. Step 6: Final answer
    x = 127,215,973.35

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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.