Home / 113,509,801.58-156,643,524.74-61,298,832.62

Finding the Fourth Proportional to 113,509,801.58, 156,643,524.74 and 61,298,832.62

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Solution

The fourth proportional to 113,509,801.58, 156,643,524.74 and 61,298,832.62 is: 84,592,388.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,509,801.58 : 156,643,524.74 = 61,298,832.62 : x
  2. Step 2: Convert to fraction form
    113,509,801.58/156,643,524.74 = 61,298,832.62/x
  3. Step 3: Cross multiply
    113,509,801.58x = 156,643,524.74 × 61,298,832.62
  4. Step 4: Simplify right side
    113,509,801.58x = 9,602,065,204,549,736
  5. Step 5: Solve for x
    x = 9,602,065,204,549,736/113,509,801.58
  6. Step 6: Final answer
    x = 84,592,388.25

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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.