Home / 228,850,927.70-315,810,559.60-124,431,628.55

Finding the Fourth Proportional to 228,850,927.70, 315,810,559.60 and 124,431,628.55

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Solution

The fourth proportional to 228,850,927.70, 315,810,559.60 and 124,431,628.55 is: 171,713,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,850,927.70 : 315,810,559.60 = 124,431,628.55 : x
  2. Step 2: Convert to fraction form
    228,850,927.70/315,810,559.60 = 124,431,628.55/x
  3. Step 3: Cross multiply
    228,850,927.70x = 315,810,559.60 × 124,431,628.55
  4. Step 4: Simplify right side
    228,850,927.70x = 39,296,822,242,424,712
  5. Step 5: Solve for x
    x = 39,296,822,242,424,712/228,850,927.70
  6. Step 6: Final answer
    x = 171,713,624.40

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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.