Home / 632,123,637,735.86-872,331,265,678.78-343,091,956,713.40

Finding the Fourth Proportional to 632,123,637,735.86, 872,331,265,678.78 and 343,091,956,713.40

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Solution

The fourth proportional to 632,123,637,735.86, 872,331,265,678.78 and 343,091,956,713.40 is: 473,467,250,672.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,123,637,735.86 : 872,331,265,678.78 = 343,091,956,713.40 : x
  2. Step 2: Convert to fraction form
    632,123,637,735.86/872,331,265,678.78 = 343,091,956,713.40/x
  3. Step 3: Cross multiply
    632,123,637,735.86x = 872,331,265,678.78 × 343,091,956,713.40
  4. Step 4: Simplify right side
    632,123,637,735.86x = 299,289,840,844,009,457,582,080
  5. Step 5: Solve for x
    x = 299,289,840,844,009,457,582,080/632,123,637,735.86
  6. Step 6: Final answer
    x = 473,467,250,672.68

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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.