Home / 310,552,002.40-465,828,003.60-148,910,735.20

Finding the Fourth Proportional to 310,552,002.40, 465,828,003.60 and 148,910,735.20

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Solution

The fourth proportional to 310,552,002.40, 465,828,003.60 and 148,910,735.20 is: 223,366,102.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,552,002.40 : 465,828,003.60 = 148,910,735.20 : x
  2. Step 2: Convert to fraction form
    310,552,002.40/465,828,003.60 = 148,910,735.20/x
  3. Step 3: Cross multiply
    310,552,002.40x = 465,828,003.60 × 148,910,735.20
  4. Step 4: Simplify right side
    310,552,002.40x = 69,366,790,492,824,248
  5. Step 5: Solve for x
    x = 69,366,790,492,824,248/310,552,002.40
  6. Step 6: Final answer
    x = 223,366,102.80

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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.