Home / 98,860,559.20-148,304,835.60-30,696,143.20

Finding the Fourth Proportional to 98,860,559.20, 148,304,835.60 and 30,696,143.20

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Solution

The fourth proportional to 98,860,559.20, 148,304,835.60 and 30,696,143.20 is: 46,048,560.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,860,559.20 : 148,304,835.60 = 30,696,143.20 : x
  2. Step 2: Convert to fraction form
    98,860,559.20/148,304,835.60 = 30,696,143.20/x
  3. Step 3: Cross multiply
    98,860,559.20x = 148,304,835.60 × 30,696,143.20
  4. Step 4: Simplify right side
    98,860,559.20x = 4,552,386,470,830,058
  5. Step 5: Solve for x
    x = 4,552,386,470,830,058/98,860,559.20
  6. Step 6: Final answer
    x = 46,048,560.80

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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.