Home / 577,435,427.40-866,204,058.78-162,915,875.40

Finding the Fourth Proportional to 577,435,427.40, 866,204,058.78 and 162,915,875.40

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Solution

The fourth proportional to 577,435,427.40, 866,204,058.78 and 162,915,875.40 is: 244,388,178.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,435,427.40 : 866,204,058.78 = 162,915,875.40 : x
  2. Step 2: Convert to fraction form
    577,435,427.40/866,204,058.78 = 162,915,875.40/x
  3. Step 3: Cross multiply
    577,435,427.40x = 866,204,058.78 × 162,915,875.40
  4. Step 4: Simplify right side
    577,435,427.40x = 141,118,392,511,176,752
  5. Step 5: Solve for x
    x = 141,118,392,511,176,752/577,435,427.40
  6. Step 6: Final answer
    x = 244,388,178.86

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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.