Home / 216,465,224.60-324,743,780.10-70,888,032.92

Finding the Fourth Proportional to 216,465,224.60, 324,743,780.10 and 70,888,032.92

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Solution

The fourth proportional to 216,465,224.60, 324,743,780.10 and 70,888,032.92 is: 106,347,094.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,465,224.60 : 324,743,780.10 = 70,888,032.92 : x
  2. Step 2: Convert to fraction form
    216,465,224.60/324,743,780.10 = 70,888,032.92/x
  3. Step 3: Cross multiply
    216,465,224.60x = 324,743,780.10 × 70,888,032.92
  4. Step 4: Simplify right side
    216,465,224.60x = 23,020,447,774,294,044
  5. Step 5: Solve for x
    x = 23,020,447,774,294,044/216,465,224.60
  6. Step 6: Final answer
    x = 106,347,094.86

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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.