Home / 778,396,632,256.32-1,167,169,306,986.90-618,077,877,842.96

Finding the Fourth Proportional to 778,396,632,256.32, 1,167,169,306,986.90 and 618,077,877,842.96

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Solution

The fourth proportional to 778,396,632,256.32, 1,167,169,306,986.90 and 618,077,877,842.96 is: 926,778,840,569.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,396,632,256.32 : 1,167,169,306,986.90 = 618,077,877,842.96 : x
  2. Step 2: Convert to fraction form
    778,396,632,256.32/1,167,169,306,986.90 = 618,077,877,842.96/x
  3. Step 3: Cross multiply
    778,396,632,256.32x = 1,167,169,306,986.90 × 618,077,877,842.96
  4. Step 4: Simplify right side
    778,396,632,256.32x = 721,401,528,345,901,404,258,304
  5. Step 5: Solve for x
    x = 721,401,528,345,901,404,258,304/778,396,632,256.32
  6. Step 6: Final answer
    x = 926,778,840,569.74

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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.