Home / 90,579,231,382.83-124,999,716,864.45-49,933,249,927.86

Finding the Fourth Proportional to 90,579,231,382.83, 124,999,716,864.45 and 49,933,249,927.86

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Solution

The fourth proportional to 90,579,231,382.83, 124,999,716,864.45 and 49,933,249,927.86 is: 68,908,093,034.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,579,231,382.83 : 124,999,716,864.45 = 49,933,249,927.86 : x
  2. Step 2: Convert to fraction form
    90,579,231,382.83/124,999,716,864.45 = 49,933,249,927.86/x
  3. Step 3: Cross multiply
    90,579,231,382.83x = 124,999,716,864.45 × 49,933,249,927.86
  4. Step 4: Simplify right side
    90,579,231,382.83x = 6,241,642,103,104,317,947,904
  5. Step 5: Solve for x
    x = 6,241,642,103,104,317,947,904/90,579,231,382.83
  6. Step 6: Final answer
    x = 68,908,093,034.31

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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.