Home / 357,415,924.86-535,816,834.52-124,216,338.74

Finding the Fourth Proportional to 357,415,924.86, 535,816,834.52 and 124,216,338.74

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Solution

The fourth proportional to 357,415,924.86, 535,816,834.52 and 124,216,338.74 is: 186,217,794.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,415,924.86 : 535,816,834.52 = 124,216,338.74 : x
  2. Step 2: Convert to fraction form
    357,415,924.86/535,816,834.52 = 124,216,338.74/x
  3. Step 3: Cross multiply
    357,415,924.86x = 535,816,834.52 × 124,216,338.74
  4. Step 4: Simplify right side
    357,415,924.86x = 66,557,205,416,030,680
  5. Step 5: Solve for x
    x = 66,557,205,416,030,680/357,415,924.86
  6. Step 6: Final answer
    x = 186,217,794.97

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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.