Home / 141,157,290.40-211,455,999.60-124,323,805.60

Finding the Fourth Proportional to 141,157,290.40, 211,455,999.60 and 124,323,805.60

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Solution

The fourth proportional to 141,157,290.40, 211,455,999.60 and 124,323,805.60 is: 186,239,155.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,157,290.40 : 211,455,999.60 = 124,323,805.60 : x
  2. Step 2: Convert to fraction form
    141,157,290.40/211,455,999.60 = 124,323,805.60/x
  3. Step 3: Cross multiply
    141,157,290.40x = 211,455,999.60 × 124,323,805.60
  4. Step 4: Simplify right side
    141,157,290.40x = 26,289,014,587,224,076
  5. Step 5: Solve for x
    x = 26,289,014,587,224,076/141,157,290.40
  6. Step 6: Final answer
    x = 186,239,155.72

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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.