Home / 119,583,674.21-165,025,472.48-64,579,530.71

Finding the Fourth Proportional to 119,583,674.21, 165,025,472.48 and 64,579,530.71

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Solution

The fourth proportional to 119,583,674.21, 165,025,472.48 and 64,579,530.71 is: 89,119,753.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,583,674.21 : 165,025,472.48 = 64,579,530.71 : x
  2. Step 2: Convert to fraction form
    119,583,674.21/165,025,472.48 = 64,579,530.71/x
  3. Step 3: Cross multiply
    119,583,674.21x = 165,025,472.48 × 64,579,530.71
  4. Step 4: Simplify right side
    119,583,674.21x = 10,657,267,566,806,394
  5. Step 5: Solve for x
    x = 10,657,267,566,806,394/119,583,674.21
  6. Step 6: Final answer
    x = 89,119,753.49

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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.