Home / 105,336,261.63-157,831,849.37-56,099,839.91

Finding the Fourth Proportional to 105,336,261.63, 157,831,849.37 and 56,099,839.91

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Solution

The fourth proportional to 105,336,261.63, 157,831,849.37 and 56,099,839.91 is: 84,057,867.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,336,261.63 : 157,831,849.37 = 56,099,839.91 : x
  2. Step 2: Convert to fraction form
    105,336,261.63/157,831,849.37 = 56,099,839.91/x
  3. Step 3: Cross multiply
    105,336,261.63x = 157,831,849.37 × 56,099,839.91
  4. Step 4: Simplify right side
    105,336,261.63x = 8,854,341,481,286,577
  5. Step 5: Solve for x
    x = 8,854,341,481,286,577/105,336,261.63
  6. Step 6: Final answer
    x = 84,057,867.10

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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.