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Finding the Fourth Proportional to 82,944,759.60, 124,417,139.40 and 37,508,036.40

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Solution

The fourth proportional to 82,944,759.60, 124,417,139.40 and 37,508,036.40 is: 56,262,054.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,759.60 : 124,417,139.40 = 37,508,036.40 : x
  2. Step 2: Convert to fraction form
    82,944,759.60/124,417,139.40 = 37,508,036.40/x
  3. Step 3: Cross multiply
    82,944,759.60x = 124,417,139.40 × 37,508,036.40
  4. Step 4: Simplify right side
    82,944,759.60x = 4,666,642,593,399,074
  5. Step 5: Solve for x
    x = 4,666,642,593,399,074/82,944,759.60
  6. Step 6: Final answer
    x = 56,262,054.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.