Home / 691,516,446.56-954,295,551.71-373,976,685.57

Finding the Fourth Proportional to 691,516,446.56, 954,295,551.71 and 373,976,685.57

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Solution

The fourth proportional to 691,516,446.56, 954,295,551.71 and 373,976,685.57 is: 516,089,370.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,516,446.56 : 954,295,551.71 = 373,976,685.57 : x
  2. Step 2: Convert to fraction form
    691,516,446.56/954,295,551.71 = 373,976,685.57/x
  3. Step 3: Cross multiply
    691,516,446.56x = 954,295,551.71 × 373,976,685.57
  4. Step 4: Simplify right side
    691,516,446.56x = 356,884,287,482,700,352
  5. Step 5: Solve for x
    x = 356,884,287,482,700,352/691,516,446.56
  6. Step 6: Final answer
    x = 516,089,370.34

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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.