Home / 207,005,912.40-310,245,116.40-110,008,088.40

Finding the Fourth Proportional to 207,005,912.40, 310,245,116.40 and 110,008,088.40

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Solution

The fourth proportional to 207,005,912.40, 310,245,116.40 and 110,008,088.40 is: 164,871,968.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,005,912.40 : 310,245,116.40 = 110,008,088.40 : x
  2. Step 2: Convert to fraction form
    207,005,912.40/310,245,116.40 = 110,008,088.40/x
  3. Step 3: Cross multiply
    207,005,912.40x = 310,245,116.40 × 110,008,088.40
  4. Step 4: Simplify right side
    207,005,912.40x = 34,129,472,190,599,488
  5. Step 5: Solve for x
    x = 34,129,472,190,599,488/207,005,912.40
  6. Step 6: Final answer
    x = 164,871,968.12

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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.