Home / 185,889,397,141.49-278,961,463,208.39-64,877,952,191.71

Finding the Fourth Proportional to 185,889,397,141.49, 278,961,463,208.39 and 64,877,952,191.71

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Solution

The fourth proportional to 185,889,397,141.49, 278,961,463,208.39 and 64,877,952,191.71 is: 97,361,381,292.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,889,397,141.49 : 278,961,463,208.39 = 64,877,952,191.71 : x
  2. Step 2: Convert to fraction form
    185,889,397,141.49/278,961,463,208.39 = 64,877,952,191.71/x
  3. Step 3: Cross multiply
    185,889,397,141.49x = 278,961,463,208.39 × 64,877,952,191.71
  4. Step 4: Simplify right side
    185,889,397,141.49x = 18,098,448,473,362,838,585,344
  5. Step 5: Solve for x
    x = 18,098,448,473,362,838,585,344/185,889,397,141.49
  6. Step 6: Final answer
    x = 97,361,381,292.70

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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.