Home / 13,569,153,875.82-20,353,985,883.54-4,252,695,538.86

Finding the Fourth Proportional to 13,569,153,875.82, 20,353,985,883.54 and 4,252,695,538.86

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Solution

The fourth proportional to 13,569,153,875.82, 20,353,985,883.54 and 4,252,695,538.86 is: 6,379,123,249.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,569,153,875.82 : 20,353,985,883.54 = 4,252,695,538.86 : x
  2. Step 2: Convert to fraction form
    13,569,153,875.82/20,353,985,883.54 = 4,252,695,538.86/x
  3. Step 3: Cross multiply
    13,569,153,875.82x = 20,353,985,883.54 × 4,252,695,538.86
  4. Step 4: Simplify right side
    13,569,153,875.82x = 86,559,304,964,949,983,232
  5. Step 5: Solve for x
    x = 86,559,304,964,949,983,232/13,569,153,875.82
  6. Step 6: Final answer
    x = 6,379,123,249.48

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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.