Home / 64,026,439,980.30-88,327,513,857.84-38,643,797,453.58

Finding the Fourth Proportional to 64,026,439,980.30, 88,327,513,857.84 and 38,643,797,453.58

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Solution

The fourth proportional to 64,026,439,980.30, 88,327,513,857.84 and 38,643,797,453.58 is: 53,310,953,352.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,026,439,980.30 : 88,327,513,857.84 = 38,643,797,453.58 : x
  2. Step 2: Convert to fraction form
    64,026,439,980.30/88,327,513,857.84 = 38,643,797,453.58/x
  3. Step 3: Cross multiply
    64,026,439,980.30x = 88,327,513,857.84 × 38,643,797,453.58
  4. Step 4: Simplify right side
    64,026,439,980.30x = 3,413,310,555,100,649,357,312
  5. Step 5: Solve for x
    x = 3,413,310,555,100,649,357,312/64,026,439,980.30
  6. Step 6: Final answer
    x = 53,310,953,352.25

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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.