Home / 159,212,833.72-238,810,267.02-70,555,870.60

Finding the Fourth Proportional to 159,212,833.72, 238,810,267.02 and 70,555,870.60

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Solution

The fourth proportional to 159,212,833.72, 238,810,267.02 and 70,555,870.60 is: 105,829,824.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,212,833.72 : 238,810,267.02 = 70,555,870.60 : x
  2. Step 2: Convert to fraction form
    159,212,833.72/238,810,267.02 = 70,555,870.60/x
  3. Step 3: Cross multiply
    159,212,833.72x = 238,810,267.02 × 70,555,870.60
  4. Step 4: Simplify right side
    159,212,833.72x = 16,849,466,297,814,566
  5. Step 5: Solve for x
    x = 16,849,466,297,814,566/159,212,833.72
  6. Step 6: Final answer
    x = 105,829,824.80

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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.