Home / 14,971,455,670,407-20,660,593,155,694-8,386,997,678,593.60

Finding the Fourth Proportional to 14,971,455,670,407, 20,660,593,155,694 and 8,386,997,678,593.60

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Solution

The fourth proportional to 14,971,455,670,407, 20,660,593,155,694 and 8,386,997,678,593.60 is: 11,574,048,018,435.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,971,455,670,407 : 20,660,593,155,694 = 8,386,997,678,593.60 : x
  2. Step 2: Convert to fraction form
    14,971,455,670,407/20,660,593,155,694 = 8,386,997,678,593.60/x
  3. Step 3: Cross multiply
    14,971,455,670,407x = 20,660,593,155,694 × 8,386,997,678,593.60
  4. Step 4: Simplify right side
    14,971,455,670,407x = 173,280,346,835,172,395,749,212,160
  5. Step 5: Solve for x
    x = 173,280,346,835,172,395,749,212,160/14,971,455,670,407
  6. Step 6: Final answer
    x = 11,574,048,018,435.72

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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.