Home / 633,084,832.23-873,705,535.89-398,336,713.71

Finding the Fourth Proportional to 633,084,832.23, 873,705,535.89 and 398,336,713.71

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Solution

The fourth proportional to 633,084,832.23, 873,705,535.89 and 398,336,713.71 is: 549,735,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,084,832.23 : 873,705,535.89 = 398,336,713.71 : x
  2. Step 2: Convert to fraction form
    633,084,832.23/873,705,535.89 = 398,336,713.71/x
  3. Step 3: Cross multiply
    633,084,832.23x = 873,705,535.89 × 398,336,713.71
  4. Step 4: Simplify right side
    633,084,832.23x = 348,028,991,916,657,024
  5. Step 5: Solve for x
    x = 348,028,991,916,657,024/633,084,832.23
  6. Step 6: Final answer
    x = 549,735,160.60

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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.