Home / 5,153,317,717.86-7,111,672,477.74-2,864,664,836.82

Finding the Fourth Proportional to 5,153,317,717.86, 7,111,672,477.74 and 2,864,664,836.82

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Solution

The fourth proportional to 5,153,317,717.86, 7,111,672,477.74 and 2,864,664,836.82 is: 3,953,289,743.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153,317,717.86 : 7,111,672,477.74 = 2,864,664,836.82 : x
  2. Step 2: Convert to fraction form
    5,153,317,717.86/7,111,672,477.74 = 2,864,664,836.82/x
  3. Step 3: Cross multiply
    5,153,317,717.86x = 7,111,672,477.74 × 2,864,664,836.82
  4. Step 4: Simplify right side
    5,153,317,717.86x = 20,372,558,077,962,342,400
  5. Step 5: Solve for x
    x = 20,372,558,077,962,342,400/5,153,317,717.86
  6. Step 6: Final answer
    x = 3,953,289,743.30

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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.