Home / 228,012,327.40-342,018,491.10-185,014,157.80

Finding the Fourth Proportional to 228,012,327.40, 342,018,491.10 and 185,014,157.80

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Solution

The fourth proportional to 228,012,327.40, 342,018,491.10 and 185,014,157.80 is: 277,521,236.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,012,327.40 : 342,018,491.10 = 185,014,157.80 : x
  2. Step 2: Convert to fraction form
    228,012,327.40/342,018,491.10 = 185,014,157.80/x
  3. Step 3: Cross multiply
    228,012,327.40x = 342,018,491.10 × 185,014,157.80
  4. Step 4: Simplify right side
    228,012,327.40x = 63,278,263,082,893,304
  5. Step 5: Solve for x
    x = 63,278,263,082,893,304/228,012,327.40
  6. Step 6: Final answer
    x = 277,521,236.70

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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.