Home / 152,064,328.40-228,052,255.80-83,939,656.40

Finding the Fourth Proportional to 152,064,328.40, 228,052,255.80 and 83,939,656.40

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Solution

The fourth proportional to 152,064,328.40, 228,052,255.80 and 83,939,656.40 is: 125,885,065.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,064,328.40 : 228,052,255.80 = 83,939,656.40 : x
  2. Step 2: Convert to fraction form
    152,064,328.40/228,052,255.80 = 83,939,656.40/x
  3. Step 3: Cross multiply
    152,064,328.40x = 228,052,255.80 × 83,939,656.40
  4. Step 4: Simplify right side
    152,064,328.40x = 19,142,627,993,096,908
  5. Step 5: Solve for x
    x = 19,142,627,993,096,908/152,064,328.40
  6. Step 6: Final answer
    x = 125,885,065.84

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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.