Home / 423,564,818.41-633,396,806.32-402,902,392.33

Finding the Fourth Proportional to 423,564,818.41, 633,396,806.32 and 402,902,392.33

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Solution

The fourth proportional to 423,564,818.41, 633,396,806.32 and 402,902,392.33 is: 602,498,313.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,564,818.41 : 633,396,806.32 = 402,902,392.33 : x
  2. Step 2: Convert to fraction form
    423,564,818.41/633,396,806.32 = 402,902,392.33/x
  3. Step 3: Cross multiply
    423,564,818.41x = 633,396,806.32 × 402,902,392.33
  4. Step 4: Simplify right side
    423,564,818.41x = 255,197,088,560,509,664
  5. Step 5: Solve for x
    x = 255,197,088,560,509,664/423,564,818.41
  6. Step 6: Final answer
    x = 602,498,313.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.