Home / 14,971,455,670,507-20,660,593,155,834-8,386,997,678,694

Finding the Fourth Proportional to 14,971,455,670,507, 20,660,593,155,834 and 8,386,997,678,694

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Solution

The fourth proportional to 14,971,455,670,507, 20,660,593,155,834 and 8,386,997,678,694 is: 11,574,048,018,575.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,971,455,670,507 : 20,660,593,155,834 = 8,386,997,678,694 : x
  2. Step 2: Convert to fraction form
    14,971,455,670,507/20,660,593,155,834 = 8,386,997,678,694/x
  3. Step 3: Cross multiply
    14,971,455,670,507x = 20,660,593,155,834 × 8,386,997,678,694
  4. Step 4: Simplify right side
    14,971,455,670,507x = 173,280,346,838,420,902,853,476,352
  5. Step 5: Solve for x
    x = 173,280,346,838,420,902,853,476,352/14,971,455,670,507
  6. Step 6: Final answer
    x = 11,574,048,018,575.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.