Home / 142,884,009.90-214,326,014.85-141,876,240.30

Finding the Fourth Proportional to 142,884,009.90, 214,326,014.85 and 141,876,240.30

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Solution

The fourth proportional to 142,884,009.90, 214,326,014.85 and 141,876,240.30 is: 212,814,360.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,884,009.90 : 214,326,014.85 = 141,876,240.30 : x
  2. Step 2: Convert to fraction form
    142,884,009.90/214,326,014.85 = 141,876,240.30/x
  3. Step 3: Cross multiply
    142,884,009.90x = 214,326,014.85 × 141,876,240.30
  4. Step 4: Simplify right side
    142,884,009.90x = 30,407,769,185,399,972
  5. Step 5: Solve for x
    x = 30,407,769,185,399,972/142,884,009.90
  6. Step 6: Final answer
    x = 212,814,360.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.