Home / 972,040,651.07-1,341,424,211.13-570,394,569.06

Finding the Fourth Proportional to 972,040,651.07, 1,341,424,211.13 and 570,394,569.06

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Solution

The fourth proportional to 972,040,651.07, 1,341,424,211.13 and 570,394,569.06 is: 787,149,265.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,040,651.07 : 1,341,424,211.13 = 570,394,569.06 : x
  2. Step 2: Convert to fraction form
    972,040,651.07/1,341,424,211.13 = 570,394,569.06/x
  3. Step 3: Cross multiply
    972,040,651.07x = 1,341,424,211.13 × 570,394,569.06
  4. Step 4: Simplify right side
    972,040,651.07x = 765,141,084,834,146,816
  5. Step 5: Solve for x
    x = 765,141,084,834,146,816/972,040,651.07
  6. Step 6: Final answer
    x = 787,149,265.82

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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.