Home / 64,862,378,703.76-89,519,479,916.52-36,317,873,475.04

Finding the Fourth Proportional to 64,862,378,703.76, 89,519,479,916.52 and 36,317,873,475.04

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Solution

The fourth proportional to 64,862,378,703.76, 89,519,479,916.52 and 36,317,873,475.04 is: 50,123,927,153.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,862,378,703.76 : 89,519,479,916.52 = 36,317,873,475.04 : x
  2. Step 2: Convert to fraction form
    64,862,378,703.76/89,519,479,916.52 = 36,317,873,475.04/x
  3. Step 3: Cross multiply
    64,862,378,703.76x = 89,519,479,916.52 × 36,317,873,475.04
  4. Step 4: Simplify right side
    64,862,378,703.76x = 3,251,157,145,159,557,709,824
  5. Step 5: Solve for x
    x = 3,251,157,145,159,557,709,824/64,862,378,703.76
  6. Step 6: Final answer
    x = 50,123,927,153.65

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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.