Home / 656,046,494.44-905,345,792.28-358,707,925.48

Finding the Fourth Proportional to 656,046,494.44, 905,345,792.28 and 358,707,925.48

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Solution

The fourth proportional to 656,046,494.44, 905,345,792.28 and 358,707,925.48 is: 495,017,828.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,046,494.44 : 905,345,792.28 = 358,707,925.48 : x
  2. Step 2: Convert to fraction form
    656,046,494.44/905,345,792.28 = 358,707,925.48/x
  3. Step 3: Cross multiply
    656,046,494.44x = 905,345,792.28 × 358,707,925.48
  4. Step 4: Simplify right side
    656,046,494.44x = 324,754,710,990,805,824
  5. Step 5: Solve for x
    x = 324,754,710,990,805,824/656,046,494.44
  6. Step 6: Final answer
    x = 495,017,828.38

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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.