Home / 349,272,003.60-489,697,441.20-349,272,003.60

Finding the Fourth Proportional to 349,272,003.60, 489,697,441.20 and 349,272,003.60

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Solution

The fourth proportional to 349,272,003.60, 489,697,441.20 and 349,272,003.60 is: 489,697,441.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,272,003.60 : 489,697,441.20 = 349,272,003.60 : x
  2. Step 2: Convert to fraction form
    349,272,003.60/489,697,441.20 = 349,272,003.60/x
  3. Step 3: Cross multiply
    349,272,003.60x = 489,697,441.20 × 349,272,003.60
  4. Step 4: Simplify right side
    349,272,003.60x = 171,037,606,445,717,184
  5. Step 5: Solve for x
    x = 171,037,606,445,717,184/349,272,003.60
  6. Step 6: Final answer
    x = 489,697,441.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.