Home / 124,102,430.37-171,259,264.31-68,353,042.32

Finding the Fourth Proportional to 124,102,430.37, 171,259,264.31 and 68,353,042.32

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Solution

The fourth proportional to 124,102,430.37, 171,259,264.31 and 68,353,042.32 is: 94,326,047.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,102,430.37 : 171,259,264.31 = 68,353,042.32 : x
  2. Step 2: Convert to fraction form
    124,102,430.37/171,259,264.31 = 68,353,042.32/x
  3. Step 3: Cross multiply
    124,102,430.37x = 171,259,264.31 × 68,353,042.32
  4. Step 4: Simplify right side
    124,102,430.37x = 11,706,091,740,731,730
  5. Step 5: Solve for x
    x = 11,706,091,740,731,730/124,102,430.37
  6. Step 6: Final answer
    x = 94,326,047.49

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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.