Home / 466,272,030.80-699,408,046.20-143,113,912.40

Finding the Fourth Proportional to 466,272,030.80, 699,408,046.20 and 143,113,912.40

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Solution

The fourth proportional to 466,272,030.80, 699,408,046.20 and 143,113,912.40 is: 214,670,868.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,272,030.80 : 699,408,046.20 = 143,113,912.40 : x
  2. Step 2: Convert to fraction form
    466,272,030.80/699,408,046.20 = 143,113,912.40/x
  3. Step 3: Cross multiply
    466,272,030.80x = 699,408,046.20 × 143,113,912.40
  4. Step 4: Simplify right side
    466,272,030.80x = 100,095,021,855,721,968
  5. Step 5: Solve for x
    x = 100,095,021,855,721,968/466,272,030.80
  6. Step 6: Final answer
    x = 214,670,868.60

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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.