Home / 756,165,074,367.28-1,043,510,946,583.40-408,935,353,254.86

Finding the Fourth Proportional to 756,165,074,367.28, 1,043,510,946,583.40 and 408,935,353,254.86

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Solution

The fourth proportional to 756,165,074,367.28, 1,043,510,946,583.40 and 408,935,353,254.86 is: 564,332,487,748.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,165,074,367.28 : 1,043,510,946,583.40 = 408,935,353,254.86 : x
  2. Step 2: Convert to fraction form
    756,165,074,367.28/1,043,510,946,583.40 = 408,935,353,254.86/x
  3. Step 3: Cross multiply
    756,165,074,367.28x = 1,043,510,946,583.40 × 408,935,353,254.86
  4. Step 4: Simplify right side
    756,165,074,367.28x = 426,728,517,566,396,001,943,552
  5. Step 5: Solve for x
    x = 426,728,517,566,396,001,943,552/756,165,074,367.28
  6. Step 6: Final answer
    x = 564,332,487,748.74

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.