Home / 160,314,778.86-221,233,470.93-86,974,346.22

Finding the Fourth Proportional to 160,314,778.86, 221,233,470.93 and 86,974,346.22

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Solution

The fourth proportional to 160,314,778.86, 221,233,470.93 and 86,974,346.22 is: 120,024,096.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,314,778.86 : 221,233,470.93 = 86,974,346.22 : x
  2. Step 2: Convert to fraction form
    160,314,778.86/221,233,470.93 = 86,974,346.22/x
  3. Step 3: Cross multiply
    160,314,778.86x = 221,233,470.93 × 86,974,346.22
  4. Step 4: Simplify right side
    160,314,778.86x = 19,241,636,496,118,124
  5. Step 5: Solve for x
    x = 19,241,636,496,118,124/160,314,778.86
  6. Step 6: Final answer
    x = 120,024,096.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.