Home / 90,579,231,379.83-124,999,716,860.31-49,933,249,924.86

Finding the Fourth Proportional to 90,579,231,379.83, 124,999,716,860.31 and 49,933,249,924.86

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Solution

The fourth proportional to 90,579,231,379.83, 124,999,716,860.31 and 49,933,249,924.86 is: 68,908,093,030.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,579,231,379.83 : 124,999,716,860.31 = 49,933,249,924.86 : x
  2. Step 2: Convert to fraction form
    90,579,231,379.83/124,999,716,860.31 = 49,933,249,924.86/x
  3. Step 3: Cross multiply
    90,579,231,379.83x = 124,999,716,860.31 × 49,933,249,924.86
  4. Step 4: Simplify right side
    90,579,231,379.83x = 6,241,642,102,522,595,246,080
  5. Step 5: Solve for x
    x = 6,241,642,102,522,595,246,080/90,579,231,379.83
  6. Step 6: Final answer
    x = 68,908,093,030.17

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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.