Home / 20,154,786,678.48-30,231,050,013-6,180,370,207.92

Finding the Fourth Proportional to 20,154,786,678.48, 30,231,050,013 and 6,180,370,207.92

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Solution

The fourth proportional to 20,154,786,678.48, 30,231,050,013 and 6,180,370,207.92 is: 9,270,208,801.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,154,786,678.48 : 30,231,050,013 = 6,180,370,207.92 : x
  2. Step 2: Convert to fraction form
    20,154,786,678.48/30,231,050,013 = 6,180,370,207.92/x
  3. Step 3: Cross multiply
    20,154,786,678.48x = 30,231,050,013 × 6,180,370,207.92
  4. Step 4: Simplify right side
    20,154,786,678.48x = 186,839,080,854,484,746,240
  5. Step 5: Solve for x
    x = 186,839,080,854,484,746,240/20,154,786,678.48
  6. Step 6: Final answer
    x = 9,270,208,801.27

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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.