Home / 618,664,146.81-853,760,963.94-336,404,565.01

Finding the Fourth Proportional to 618,664,146.81, 853,760,963.94 and 336,404,565.01

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Solution

The fourth proportional to 618,664,146.81, 853,760,963.94 and 336,404,565.01 is: 464,240,714.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,664,146.81 : 853,760,963.94 = 336,404,565.01 : x
  2. Step 2: Convert to fraction form
    618,664,146.81/853,760,963.94 = 336,404,565.01/x
  3. Step 3: Cross multiply
    618,664,146.81x = 853,760,963.94 × 336,404,565.01
  4. Step 4: Simplify right side
    618,664,146.81x = 287,209,085,696,559,680
  5. Step 5: Solve for x
    x = 287,209,085,696,559,680/618,664,146.81
  6. Step 6: Final answer
    x = 464,240,714.74

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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.