Home / 14,971,455,670,396-20,660,593,155,680-8,386,997,678,583

Finding the Fourth Proportional to 14,971,455,670,396, 20,660,593,155,680 and 8,386,997,678,583

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Solution

The fourth proportional to 14,971,455,670,396, 20,660,593,155,680 and 8,386,997,678,583 is: 11,574,048,018,421.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,971,455,670,396 : 20,660,593,155,680 = 8,386,997,678,583 : x
  2. Step 2: Convert to fraction form
    14,971,455,670,396/20,660,593,155,680 = 8,386,997,678,583/x
  3. Step 3: Cross multiply
    14,971,455,670,396x = 20,660,593,155,680 × 8,386,997,678,583
  4. Step 4: Simplify right side
    14,971,455,670,396x = 173,280,346,834,835,979,550,851,072
  5. Step 5: Solve for x
    x = 173,280,346,834,835,979,550,851,072/14,971,455,670,396
  6. Step 6: Final answer
    x = 11,574,048,018,421.76

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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.