Home / 89,775,039,083.45-123,889,473,077.08-50,675,818,767.16

Finding the Fourth Proportional to 89,775,039,083.45, 123,889,473,077.08 and 50,675,818,767.16

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Solution

The fourth proportional to 89,775,039,083.45, 123,889,473,077.08 and 50,675,818,767.16 is: 69,932,584,256.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,775,039,083.45 : 123,889,473,077.08 = 50,675,818,767.16 : x
  2. Step 2: Convert to fraction form
    89,775,039,083.45/123,889,473,077.08 = 50,675,818,767.16/x
  3. Step 3: Cross multiply
    89,775,039,083.45x = 123,889,473,077.08 × 50,675,818,767.16
  4. Step 4: Simplify right side
    89,775,039,083.45x = 6,278,200,484,812,434,702,336
  5. Step 5: Solve for x
    x = 6,278,200,484,812,434,702,336/89,775,039,083.45
  6. Step 6: Final answer
    x = 69,932,584,256.26

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1.5x scale

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.