Home / 115,993,508.14-160,069,828.20-86,356,671.67

Finding the Fourth Proportional to 115,993,508.14, 160,069,828.20 and 86,356,671.67

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Solution

The fourth proportional to 115,993,508.14, 160,069,828.20 and 86,356,671.67 is: 119,171,303.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,993,508.14 : 160,069,828.20 = 86,356,671.67 : x
  2. Step 2: Convert to fraction form
    115,993,508.14/160,069,828.20 = 86,356,671.67/x
  3. Step 3: Cross multiply
    115,993,508.14x = 160,069,828.20 × 86,356,671.67
  4. Step 4: Simplify right side
    115,993,508.14x = 13,823,097,597,340,358
  5. Step 5: Solve for x
    x = 13,823,097,597,340,358/115,993,508.14
  6. Step 6: Final answer
    x = 119,171,303.80

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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.