Home / 166,245,824.40-249,408,058.20-52,778,432.40

Finding the Fourth Proportional to 166,245,824.40, 249,408,058.20 and 52,778,432.40

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Solution

The fourth proportional to 166,245,824.40, 249,408,058.20 and 52,778,432.40 is: 79,180,132.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,245,824.40 : 249,408,058.20 = 52,778,432.40 : x
  2. Step 2: Convert to fraction form
    166,245,824.40/249,408,058.20 = 52,778,432.40/x
  3. Step 3: Cross multiply
    166,245,824.40x = 249,408,058.20 × 52,778,432.40
  4. Step 4: Simplify right side
    166,245,824.40x = 13,163,366,339,723,964
  5. Step 5: Solve for x
    x = 13,163,366,339,723,964/166,245,824.40
  6. Step 6: Final answer
    x = 79,180,132.12

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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.