Home / 250,904,333,345.09-376,356,030,265.98-78,618,023,935.32

Finding the Fourth Proportional to 250,904,333,345.09, 376,356,030,265.98 and 78,618,023,935.32

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Solution

The fourth proportional to 250,904,333,345.09, 376,356,030,265.98 and 78,618,023,935.32 is: 117,926,888,711.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,904,333,345.09 : 376,356,030,265.98 = 78,618,023,935.32 : x
  2. Step 2: Convert to fraction form
    250,904,333,345.09/376,356,030,265.98 = 78,618,023,935.32/x
  3. Step 3: Cross multiply
    250,904,333,345.09x = 376,356,030,265.98 × 78,618,023,935.32
  4. Step 4: Simplify right side
    250,904,333,345.09x = 29,588,367,395,653,962,170,368
  5. Step 5: Solve for x
    x = 29,588,367,395,653,962,170,368/250,904,333,345.09
  6. Step 6: Final answer
    x = 117,926,888,711.64

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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.