Home / 90,524,529,363.84-124,019,167,816.08-87,131,427,207.36

Finding the Fourth Proportional to 90,524,529,363.84, 124,019,167,816.08 and 87,131,427,207.36

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Solution

The fourth proportional to 90,524,529,363.84, 124,019,167,816.08 and 87,131,427,207.36 is: 119,370,596,774.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,524,529,363.84 : 124,019,167,816.08 = 87,131,427,207.36 : x
  2. Step 2: Convert to fraction form
    90,524,529,363.84/124,019,167,816.08 = 87,131,427,207.36/x
  3. Step 3: Cross multiply
    90,524,529,363.84x = 124,019,167,816.08 × 87,131,427,207.36
  4. Step 4: Simplify right side
    90,524,529,363.84x = 10,805,967,092,884,139,147,264
  5. Step 5: Solve for x
    x = 10,805,967,092,884,139,147,264/90,524,529,363.84
  6. Step 6: Final answer
    x = 119,370,596,774.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.