Home / 103,059,323.34-142,221,027.84-56,649,083.82

Finding the Fourth Proportional to 103,059,323.34, 142,221,027.84 and 56,649,083.82

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Solution

The fourth proportional to 103,059,323.34, 142,221,027.84 and 56,649,083.82 is: 78,175,274.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,059,323.34 : 142,221,027.84 = 56,649,083.82 : x
  2. Step 2: Convert to fraction form
    103,059,323.34/142,221,027.84 = 56,649,083.82/x
  3. Step 3: Cross multiply
    103,059,323.34x = 142,221,027.84 × 56,649,083.82
  4. Step 4: Simplify right side
    103,059,323.34x = 8,056,690,927,074,714
  5. Step 5: Solve for x
    x = 8,056,690,927,074,714/103,059,323.34
  6. Step 6: Final answer
    x = 78,175,274.84

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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.