Home / 240,586,521.76-332,009,720.40-130,578,248.80

Finding the Fourth Proportional to 240,586,521.76, 332,009,720.40 and 130,578,248.80

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Solution

The fourth proportional to 240,586,521.76, 332,009,720.40 and 130,578,248.80 is: 180,198,157.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,586,521.76 : 332,009,720.40 = 130,578,248.80 : x
  2. Step 2: Convert to fraction form
    240,586,521.76/332,009,720.40 = 130,578,248.80/x
  3. Step 3: Cross multiply
    240,586,521.76x = 332,009,720.40 × 130,578,248.80
  4. Step 4: Simplify right side
    240,586,521.76x = 43,353,247,874,409,632
  5. Step 5: Solve for x
    x = 43,353,247,874,409,632/240,586,521.76
  6. Step 6: Final answer
    x = 180,198,157.23

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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.