Home / 388,033,688.40-582,050,532.60-183,960,344.40

Finding the Fourth Proportional to 388,033,688.40, 582,050,532.60 and 183,960,344.40

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Solution

The fourth proportional to 388,033,688.40, 582,050,532.60 and 183,960,344.40 is: 275,940,516.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,033,688.40 : 582,050,532.60 = 183,960,344.40 : x
  2. Step 2: Convert to fraction form
    388,033,688.40/582,050,532.60 = 183,960,344.40/x
  3. Step 3: Cross multiply
    388,033,688.40x = 582,050,532.60 × 183,960,344.40
  4. Step 4: Simplify right side
    388,033,688.40x = 107,074,216,435,299,440
  5. Step 5: Solve for x
    x = 107,074,216,435,299,440/388,033,688.40
  6. Step 6: Final answer
    x = 275,940,516.60

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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.