Home / 14,564,630,120.76-20,099,189,588.94-7,881,626,683.08

Finding the Fourth Proportional to 14,564,630,120.76, 20,099,189,588.94 and 7,881,626,683.08

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Solution

The fourth proportional to 14,564,630,120.76, 20,099,189,588.94 and 7,881,626,683.08 is: 10,876,644,834.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,564,630,120.76 : 20,099,189,588.94 = 7,881,626,683.08 : x
  2. Step 2: Convert to fraction form
    14,564,630,120.76/20,099,189,588.94 = 7,881,626,683.08/x
  3. Step 3: Cross multiply
    14,564,630,120.76x = 20,099,189,588.94 × 7,881,626,683.08
  4. Step 4: Simplify right side
    14,564,630,120.76x = 158,414,308,972,473,221,120
  5. Step 5: Solve for x
    x = 158,414,308,972,473,221,120/14,564,630,120.76
  6. Step 6: Final answer
    x = 10,876,644,834.71

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1.5x scale

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.