Home / 90,204,404,741.47-124,492,750,249.76-53,582,664,782.76

Finding the Fourth Proportional to 90,204,404,741.47, 124,492,750,249.76 and 53,582,664,782.76

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Solution

The fourth proportional to 90,204,404,741.47, 124,492,750,249.76 and 53,582,664,782.76 is: 73,950,416,541.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,204,404,741.47 : 124,492,750,249.76 = 53,582,664,782.76 : x
  2. Step 2: Convert to fraction form
    90,204,404,741.47/124,492,750,249.76 = 53,582,664,782.76/x
  3. Step 3: Cross multiply
    90,204,404,741.47x = 124,492,750,249.76 × 53,582,664,782.76
  4. Step 4: Simplify right side
    90,204,404,741.47x = 6,670,653,304,516,750,868,480
  5. Step 5: Solve for x
    x = 6,670,653,304,516,750,868,480/90,204,404,741.47
  6. Step 6: Final answer
    x = 73,950,416,541.58

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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.