Home / 160,272,378.12-240,347,283.70-87,450,235.73

Finding the Fourth Proportional to 160,272,378.12, 240,347,283.70 and 87,450,235.73

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Solution

The fourth proportional to 160,272,378.12, 240,347,283.70 and 87,450,235.73 is: 131,141,915.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,272,378.12 : 240,347,283.70 = 87,450,235.73 : x
  2. Step 2: Convert to fraction form
    160,272,378.12/240,347,283.70 = 87,450,235.73/x
  3. Step 3: Cross multiply
    160,272,378.12x = 240,347,283.70 × 87,450,235.73
  4. Step 4: Simplify right side
    160,272,378.12x = 21,018,426,616,630,188
  5. Step 5: Solve for x
    x = 21,018,426,616,630,188/160,272,378.12
  6. Step 6: Final answer
    x = 131,141,915.18

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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.