Home / 388,156,927,913.60-582,235,391,870.45-388,156,927,913.60

Finding the Fourth Proportional to 388,156,927,913.60, 582,235,391,870.45 and 388,156,927,913.60

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Solution

The fourth proportional to 388,156,927,913.60, 582,235,391,870.45 and 388,156,927,913.60 is: 582,235,391,870.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,156,927,913.60 : 582,235,391,870.45 = 388,156,927,913.60 : x
  2. Step 2: Convert to fraction form
    388,156,927,913.60/582,235,391,870.45 = 388,156,927,913.60/x
  3. Step 3: Cross multiply
    388,156,927,913.60x = 582,235,391,870.45 × 388,156,927,913.60
  4. Step 4: Simplify right side
    388,156,927,913.60x = 225,998,701,031,004,865,298,432
  5. Step 5: Solve for x
    x = 225,998,701,031,004,865,298,432/388,156,927,913.60
  6. Step 6: Final answer
    x = 582,235,391,870.45

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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.