Home / 852,529,541.70-1,278,794,312.55-577,030,527.30

Finding the Fourth Proportional to 852,529,541.70, 1,278,794,312.55 and 577,030,527.30

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Solution

The fourth proportional to 852,529,541.70, 1,278,794,312.55 and 577,030,527.30 is: 865,545,790.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,529,541.70 : 1,278,794,312.55 = 577,030,527.30 : x
  2. Step 2: Convert to fraction form
    852,529,541.70/1,278,794,312.55 = 577,030,527.30/x
  3. Step 3: Cross multiply
    852,529,541.70x = 1,278,794,312.55 × 577,030,527.30
  4. Step 4: Simplify right side
    852,529,541.70x = 737,903,356,478,967,424
  5. Step 5: Solve for x
    x = 737,903,356,478,967,424/852,529,541.70
  6. Step 6: Final answer
    x = 865,545,790.95

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Double scale
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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.