Home / 146,710,231.70-220,065,347.55-78,685,783.70

Finding the Fourth Proportional to 146,710,231.70, 220,065,347.55 and 78,685,783.70

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Solution

The fourth proportional to 146,710,231.70, 220,065,347.55 and 78,685,783.70 is: 118,028,675.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,710,231.70 : 220,065,347.55 = 78,685,783.70 : x
  2. Step 2: Convert to fraction form
    146,710,231.70/220,065,347.55 = 78,685,783.70/x
  3. Step 3: Cross multiply
    146,710,231.70x = 220,065,347.55 × 78,685,783.70
  4. Step 4: Simplify right side
    146,710,231.70x = 17,316,014,337,184,626
  5. Step 5: Solve for x
    x = 17,316,014,337,184,626/146,710,231.70
  6. Step 6: Final answer
    x = 118,028,675.55

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.