Home / 74,860,311.20-112,290,466.80-63,900,816.80

Finding the Fourth Proportional to 74,860,311.20, 112,290,466.80 and 63,900,816.80

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Solution

The fourth proportional to 74,860,311.20, 112,290,466.80 and 63,900,816.80 is: 95,851,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,860,311.20 : 112,290,466.80 = 63,900,816.80 : x
  2. Step 2: Convert to fraction form
    74,860,311.20/112,290,466.80 = 63,900,816.80/x
  3. Step 3: Cross multiply
    74,860,311.20x = 112,290,466.80 × 63,900,816.80
  4. Step 4: Simplify right side
    74,860,311.20x = 7,175,452,547,373,282
  5. Step 5: Solve for x
    x = 7,175,452,547,373,282/74,860,311.20
  6. Step 6: Final answer
    x = 95,851,225.20

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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.