Home / 10,139,437,089.88-13,990,573,052.58-5,851,085,958.17

Finding the Fourth Proportional to 10,139,437,089.88, 13,990,573,052.58 and 5,851,085,958.17

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Solution

The fourth proportional to 10,139,437,089.88, 13,990,573,052.58 and 5,851,085,958.17 is: 8,073,430,981.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,139,437,089.88 : 13,990,573,052.58 = 5,851,085,958.17 : x
  2. Step 2: Convert to fraction form
    10,139,437,089.88/13,990,573,052.58 = 5,851,085,958.17/x
  3. Step 3: Cross multiply
    10,139,437,089.88x = 13,990,573,052.58 × 5,851,085,958.17
  4. Step 4: Simplify right side
    10,139,437,089.88x = 81,860,045,534,702,436,352
  5. Step 5: Solve for x
    x = 81,860,045,534,702,436,352/10,139,437,089.88
  6. Step 6: Final answer
    x = 8,073,430,981.33

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Double scale
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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.