Home / 25,115,645,432.93-37,678,984,519.44-7,427,944,210.37

Finding the Fourth Proportional to 25,115,645,432.93, 37,678,984,519.44 and 7,427,944,210.37

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Solution

The fourth proportional to 25,115,645,432.93, 37,678,984,519.44 and 7,427,944,210.37 is: 11,143,547,780.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,115,645,432.93 : 37,678,984,519.44 = 7,427,944,210.37 : x
  2. Step 2: Convert to fraction form
    25,115,645,432.93/37,678,984,519.44 = 7,427,944,210.37/x
  3. Step 3: Cross multiply
    25,115,645,432.93x = 37,678,984,519.44 × 7,427,944,210.37
  4. Step 4: Simplify right side
    25,115,645,432.93x = 279,877,394,913,606,828,032
  5. Step 5: Solve for x
    x = 279,877,394,913,606,828,032/25,115,645,432.93
  6. Step 6: Final answer
    x = 11,143,547,780.25

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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.