Home / 251,516,397.72-347,089,073.64-141,507,848.28

Finding the Fourth Proportional to 251,516,397.72, 347,089,073.64 and 141,507,848.28

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Solution

The fourth proportional to 251,516,397.72, 347,089,073.64 and 141,507,848.28 is: 195,278,830.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,516,397.72 : 347,089,073.64 = 141,507,848.28 : x
  2. Step 2: Convert to fraction form
    251,516,397.72/347,089,073.64 = 141,507,848.28/x
  3. Step 3: Cross multiply
    251,516,397.72x = 347,089,073.64 × 141,507,848.28
  4. Step 4: Simplify right side
    251,516,397.72x = 49,115,827,972,294,864
  5. Step 5: Solve for x
    x = 49,115,827,972,294,864/251,516,397.72
  6. Step 6: Final answer
    x = 195,278,830.40

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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.