Home / 736,583,465.87-1,016,333,443.11-423,257,145.39

Finding the Fourth Proportional to 736,583,465.87, 1,016,333,443.11 and 423,257,145.39

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Solution

The fourth proportional to 736,583,465.87, 1,016,333,443.11 and 423,257,145.39 is: 584,007,667.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,583,465.87 : 1,016,333,443.11 = 423,257,145.39 : x
  2. Step 2: Convert to fraction form
    736,583,465.87/1,016,333,443.11 = 423,257,145.39/x
  3. Step 3: Cross multiply
    736,583,465.87x = 1,016,333,443.11 × 423,257,145.39
  4. Step 4: Simplify right side
    736,583,465.87x = 430,170,391,896,694,592
  5. Step 5: Solve for x
    x = 430,170,391,896,694,592/736,583,465.87
  6. Step 6: Final answer
    x = 584,007,667.60

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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.