Home / 119,882,810.41-165,438,276.32-64,878,666.91

Finding the Fourth Proportional to 119,882,810.41, 165,438,276.32 and 64,878,666.91

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Solution

The fourth proportional to 119,882,810.41, 165,438,276.32 and 64,878,666.91 is: 89,532,559.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,882,810.41 : 165,438,276.32 = 64,878,666.91 : x
  2. Step 2: Convert to fraction form
    119,882,810.41/165,438,276.32 = 64,878,666.91/x
  3. Step 3: Cross multiply
    119,882,810.41x = 165,438,276.32 × 64,878,666.91
  4. Step 4: Simplify right side
    119,882,810.41x = 10,733,414,823,278,420
  5. Step 5: Solve for x
    x = 10,733,414,823,278,420/119,882,810.41
  6. Step 6: Final answer
    x = 89,532,559.23

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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.