Home / 163,646,827.69-225,837,405.51-89,312,159

Finding the Fourth Proportional to 163,646,827.69, 225,837,405.51 and 89,312,159

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Solution

The fourth proportional to 163,646,827.69, 225,837,405.51 and 89,312,159 is: 123,253,389.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,646,827.69 : 225,837,405.51 = 89,312,159 : x
  2. Step 2: Convert to fraction form
    163,646,827.69/225,837,405.51 = 89,312,159/x
  3. Step 3: Cross multiply
    163,646,827.69x = 225,837,405.51 × 89,312,159
  4. Step 4: Simplify right side
    163,646,827.69x = 20,170,026,269,056,596
  5. Step 5: Solve for x
    x = 20,170,026,269,056,596/163,646,827.69
  6. Step 6: Final answer
    x = 123,253,389.96

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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.