Home / 103,171,046.04-142,376,037.60-56,760,303.24

Finding the Fourth Proportional to 103,171,046.04, 142,376,037.60 and 56,760,303.24

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Solution

The fourth proportional to 103,171,046.04, 142,376,037.60 and 56,760,303.24 is: 78,329,215.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,171,046.04 : 142,376,037.60 = 56,760,303.24 : x
  2. Step 2: Convert to fraction form
    103,171,046.04/142,376,037.60 = 56,760,303.24/x
  3. Step 3: Cross multiply
    103,171,046.04x = 142,376,037.60 × 56,760,303.24
  4. Step 4: Simplify right side
    103,171,046.04x = 8,081,307,068,285,642
  5. Step 5: Solve for x
    x = 8,081,307,068,285,642/103,171,046.04
  6. Step 6: Final answer
    x = 78,329,215.21

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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.