Home / 75,196,705.04-103,805,455.19-47,360,324.82

Finding the Fourth Proportional to 75,196,705.04, 103,805,455.19 and 47,360,324.82

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Solution

The fourth proportional to 75,196,705.04, 103,805,455.19 and 47,360,324.82 is: 65,378,663.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,196,705.04 : 103,805,455.19 = 47,360,324.82 : x
  2. Step 2: Convert to fraction form
    75,196,705.04/103,805,455.19 = 47,360,324.82/x
  3. Step 3: Cross multiply
    75,196,705.04x = 103,805,455.19 × 47,360,324.82
  4. Step 4: Simplify right side
    75,196,705.04x = 4,916,260,075,886,355
  5. Step 5: Solve for x
    x = 4,916,260,075,886,355/75,196,705.04
  6. Step 6: Final answer
    x = 65,378,663.51

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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.