Home / 388,459,551.20-582,596,014.80-224,342,405.60

Finding the Fourth Proportional to 388,459,551.20, 582,596,014.80 and 224,342,405.60

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Solution

The fourth proportional to 388,459,551.20, 582,596,014.80 and 224,342,405.60 is: 336,459,719.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,459,551.20 : 582,596,014.80 = 224,342,405.60 : x
  2. Step 2: Convert to fraction form
    388,459,551.20/582,596,014.80 = 224,342,405.60/x
  3. Step 3: Cross multiply
    388,459,551.20x = 582,596,014.80 × 224,342,405.60
  4. Step 4: Simplify right side
    388,459,551.20x = 130,700,991,453,205,184
  5. Step 5: Solve for x
    x = 130,700,991,453,205,184/388,459,551.20
  6. Step 6: Final answer
    x = 336,459,719.03

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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.