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Finding the Fourth Proportional to 179,773,978.15, 248,017,498.75 and 104,407,475.92

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Solution

The fourth proportional to 179,773,978.15, 248,017,498.75 and 104,407,475.92 is: 144,041,319.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,773,978.15 : 248,017,498.75 = 104,407,475.92 : x
  2. Step 2: Convert to fraction form
    179,773,978.15/248,017,498.75 = 104,407,475.92/x
  3. Step 3: Cross multiply
    179,773,978.15x = 248,017,498.75 × 104,407,475.92
  4. Step 4: Simplify right side
    179,773,978.15x = 25,894,881,026,978,152
  5. Step 5: Solve for x
    x = 25,894,881,026,978,152/179,773,978.15
  6. Step 6: Final answer
    x = 144,041,319.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.