Home / 28,117,648,936,916-42,181,904,899,626-10,690,645,878,769

Finding the Fourth Proportional to 28,117,648,936,916, 42,181,904,899,626 and 10,690,645,878,769

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Solution

The fourth proportional to 28,117,648,936,916, 42,181,904,899,626 and 10,690,645,878,769 is: 16,038,033,933,262.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,117,648,936,916 : 42,181,904,899,626 = 10,690,645,878,769 : x
  2. Step 2: Convert to fraction form
    28,117,648,936,916/42,181,904,899,626 = 10,690,645,878,769/x
  3. Step 3: Cross multiply
    28,117,648,936,916x = 42,181,904,899,626 × 10,690,645,878,769
  4. Step 4: Simplify right side
    28,117,648,936,916x = 450,951,807,773,812,611,067,412,480
  5. Step 5: Solve for x
    x = 450,951,807,773,812,611,067,412,480/28,117,648,936,916
  6. Step 6: Final answer
    x = 16,038,033,933,262.20

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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.