Home / 86,169,671.60-129,254,507.40-58,959,892.40

Finding the Fourth Proportional to 86,169,671.60, 129,254,507.40 and 58,959,892.40

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Solution

The fourth proportional to 86,169,671.60, 129,254,507.40 and 58,959,892.40 is: 88,439,838.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,169,671.60 : 129,254,507.40 = 58,959,892.40 : x
  2. Step 2: Convert to fraction form
    86,169,671.60/129,254,507.40 = 58,959,892.40/x
  3. Step 3: Cross multiply
    86,169,671.60x = 129,254,507.40 × 58,959,892.40
  4. Step 4: Simplify right side
    86,169,671.60x = 7,620,831,848,519,004
  5. Step 5: Solve for x
    x = 7,620,831,848,519,004/86,169,671.60
  6. Step 6: Final answer
    x = 88,439,838.60

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Why These Related Problems?

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