Home / 622,229,644,818.04-858,941,303,950.38-387,700,806,664.39

Finding the Fourth Proportional to 622,229,644,818.04, 858,941,303,950.38 and 387,700,806,664.39

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Solution

The fourth proportional to 622,229,644,818.04, 858,941,303,950.38 and 387,700,806,664.39 is: 535,191,852,706.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,229,644,818.04 : 858,941,303,950.38 = 387,700,806,664.39 : x
  2. Step 2: Convert to fraction form
    622,229,644,818.04/858,941,303,950.38 = 387,700,806,664.39/x
  3. Step 3: Cross multiply
    622,229,644,818.04x = 858,941,303,950.38 × 387,700,806,664.39
  4. Step 4: Simplify right side
    622,229,644,818.04x = 333,012,236,418,925,308,411,904
  5. Step 5: Solve for x
    x = 333,012,236,418,925,308,411,904/622,229,644,818.04
  6. Step 6: Final answer
    x = 535,191,852,706.26

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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.