Home / 632,123,637,703.84-872,331,265,634.70-343,091,956,681.32

Finding the Fourth Proportional to 632,123,637,703.84, 872,331,265,634.70 and 343,091,956,681.32

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Solution

The fourth proportional to 632,123,637,703.84, 872,331,265,634.70 and 343,091,956,681.32 is: 473,467,250,628.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,123,637,703.84 : 872,331,265,634.70 = 343,091,956,681.32 : x
  2. Step 2: Convert to fraction form
    632,123,637,703.84/872,331,265,634.70 = 343,091,956,681.32/x
  3. Step 3: Cross multiply
    632,123,637,703.84x = 872,331,265,634.70 × 343,091,956,681.32
  4. Step 4: Simplify right side
    632,123,637,703.84x = 299,289,840,800,901,541,920,768
  5. Step 5: Solve for x
    x = 299,289,840,800,901,541,920,768/632,123,637,703.84
  6. Step 6: Final answer
    x = 473,467,250,628.47

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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.