Home / 228,384,155.16-315,170,453.16-123,962,248.08

Finding the Fourth Proportional to 228,384,155.16, 315,170,453.16 and 123,962,248.08

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Solution

The fourth proportional to 228,384,155.16, 315,170,453.16 and 123,962,248.08 is: 171,068,075.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,384,155.16 : 315,170,453.16 = 123,962,248.08 : x
  2. Step 2: Convert to fraction form
    228,384,155.16/315,170,453.16 = 123,962,248.08/x
  3. Step 3: Cross multiply
    228,384,155.16x = 315,170,453.16 × 123,962,248.08
  4. Step 4: Simplify right side
    228,384,155.16x = 39,069,237,902,105,944
  5. Step 5: Solve for x
    x = 39,069,237,902,105,944/228,384,155.16
  6. Step 6: Final answer
    x = 171,068,075.52

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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.