Home / 228,984,187.71-342,609,552.14-135,661,281.87

Finding the Fourth Proportional to 228,984,187.71, 342,609,552.14 and 135,661,281.87

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Solution

The fourth proportional to 228,984,187.71, 342,609,552.14 and 135,661,281.87 is: 202,978,430.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,984,187.71 : 342,609,552.14 = 135,661,281.87 : x
  2. Step 2: Convert to fraction form
    228,984,187.71/342,609,552.14 = 135,661,281.87/x
  3. Step 3: Cross multiply
    228,984,187.71x = 342,609,552.14 × 135,661,281.87
  4. Step 4: Simplify right side
    228,984,187.71x = 46,478,851,025,587,896
  5. Step 5: Solve for x
    x = 46,478,851,025,587,896/228,984,187.71
  6. Step 6: Final answer
    x = 202,978,430.47

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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.