Home / 517,696,095.51-776,653,337.78-167,914,998.37

Finding the Fourth Proportional to 517,696,095.51, 776,653,337.78 and 167,914,998.37

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Solution

The fourth proportional to 517,696,095.51, 776,653,337.78 and 167,914,998.37 is: 251,907,914.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,696,095.51 : 776,653,337.78 = 167,914,998.37 : x
  2. Step 2: Convert to fraction form
    517,696,095.51/776,653,337.78 = 167,914,998.37/x
  3. Step 3: Cross multiply
    517,696,095.51x = 776,653,337.78 × 167,914,998.37
  4. Step 4: Simplify right side
    517,696,095.51x = 130,411,743,948,497,312
  5. Step 5: Solve for x
    x = 130,411,743,948,497,312/517,696,095.51
  6. Step 6: Final answer
    x = 251,907,914.86

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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.