Home / 20,316,793,917.04-30,479,115,476.94-7,724,673,297.52

Finding the Fourth Proportional to 20,316,793,917.04, 30,479,115,476.94 and 7,724,673,297.52

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Solution

The fourth proportional to 20,316,793,917.04, 30,479,115,476.94 and 7,724,673,297.52 is: 11,588,502,123.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,316,793,917.04 : 30,479,115,476.94 = 7,724,673,297.52 : x
  2. Step 2: Convert to fraction form
    20,316,793,917.04/30,479,115,476.94 = 7,724,673,297.52/x
  3. Step 3: Cross multiply
    20,316,793,917.04x = 30,479,115,476.94 × 7,724,673,297.52
  4. Step 4: Simplify right side
    20,316,793,917.04x = 235,441,209,456,746,987,520
  5. Step 5: Solve for x
    x = 235,441,209,456,746,987,520/20,316,793,917.04
  6. Step 6: Final answer
    x = 11,588,502,123.82

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1.5x scale

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.