Home / 99,794,775.20-149,692,162.80-48,709,565.60

Finding the Fourth Proportional to 99,794,775.20, 149,692,162.80 and 48,709,565.60

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Solution

The fourth proportional to 99,794,775.20, 149,692,162.80 and 48,709,565.60 is: 73,064,348.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,794,775.20 : 149,692,162.80 = 48,709,565.60 : x
  2. Step 2: Convert to fraction form
    99,794,775.20/149,692,162.80 = 48,709,565.60/x
  3. Step 3: Cross multiply
    99,794,775.20x = 149,692,162.80 × 48,709,565.60
  4. Step 4: Simplify right side
    99,794,775.20x = 7,291,440,223,712,480
  5. Step 5: Solve for x
    x = 7,291,440,223,712,480/99,794,775.20
  6. Step 6: Final answer
    x = 73,064,348.40

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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.