Home / 349,506,319.20-524,448,435.60-155,447,685.60

Finding the Fourth Proportional to 349,506,319.20, 524,448,435.60 and 155,447,685.60

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Solution

The fourth proportional to 349,506,319.20, 524,448,435.60 and 155,447,685.60 is: 233,255,569.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,506,319.20 : 524,448,435.60 = 155,447,685.60 : x
  2. Step 2: Convert to fraction form
    349,506,319.20/524,448,435.60 = 155,447,685.60/x
  3. Step 3: Cross multiply
    349,506,319.20x = 524,448,435.60 × 155,447,685.60
  4. Step 4: Simplify right side
    349,506,319.20x = 81,524,295,530,560,640
  5. Step 5: Solve for x
    x = 81,524,295,530,560,640/349,506,319.20
  6. Step 6: Final answer
    x = 233,255,569.50

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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.