Home / 89,203,666.95-133,936,849.96-49,888,947.01

Finding the Fourth Proportional to 89,203,666.95, 133,936,849.96 and 49,888,947.01

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Solution

The fourth proportional to 89,203,666.95, 133,936,849.96 and 49,888,947.01 is: 74,906,880.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,203,666.95 : 133,936,849.96 = 49,888,947.01 : x
  2. Step 2: Convert to fraction form
    89,203,666.95/133,936,849.96 = 49,888,947.01/x
  3. Step 3: Cross multiply
    89,203,666.95x = 133,936,849.96 × 49,888,947.01
  4. Step 4: Simplify right side
    89,203,666.95x = 6,681,968,409,881,196
  5. Step 5: Solve for x
    x = 6,681,968,409,881,196/89,203,666.95
  6. Step 6: Final answer
    x = 74,906,880.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.