Home / 28,339,544,081.53-42,509,475,032.97-9,452,779,898.95

Finding the Fourth Proportional to 28,339,544,081.53, 42,509,475,032.97 and 9,452,779,898.95

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Solution

The fourth proportional to 28,339,544,081.53, 42,509,475,032.97 and 9,452,779,898.95 is: 14,179,222,853.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,339,544,081.53 : 42,509,475,032.97 = 9,452,779,898.95 : x
  2. Step 2: Convert to fraction form
    28,339,544,081.53/42,509,475,032.97 = 9,452,779,898.95/x
  3. Step 3: Cross multiply
    28,339,544,081.53x = 42,509,475,032.97 × 9,452,779,898.95
  4. Step 4: Simplify right side
    28,339,544,081.53x = 401,832,711,106,575,728,640
  5. Step 5: Solve for x
    x = 401,832,711,106,575,728,640/28,339,544,081.53
  6. Step 6: Final answer
    x = 14,179,222,853.78

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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.