Home / 143,464,851.70-214,878,412.95-124,332,975.70

Finding the Fourth Proportional to 143,464,851.70, 214,878,412.95 and 124,332,975.70

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Solution

The fourth proportional to 143,464,851.70, 214,878,412.95 and 124,332,975.70 is: 186,223,121.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,464,851.70 : 214,878,412.95 = 124,332,975.70 : x
  2. Step 2: Convert to fraction form
    143,464,851.70/214,878,412.95 = 124,332,975.70/x
  3. Step 3: Cross multiply
    143,464,851.70x = 214,878,412.95 × 124,332,975.70
  4. Step 4: Simplify right side
    143,464,851.70x = 26,716,472,495,766,916
  5. Step 5: Solve for x
    x = 26,716,472,495,766,916/143,464,851.70
  6. Step 6: Final answer
    x = 186,223,121.41

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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.