Home / 10,631,036,016.10-15,946,554,024.15-5,108,962,492.90

Finding the Fourth Proportional to 10,631,036,016.10, 15,946,554,024.15 and 5,108,962,492.90

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Solution

The fourth proportional to 10,631,036,016.10, 15,946,554,024.15 and 5,108,962,492.90 is: 7,663,443,739.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631,036,016.10 : 15,946,554,024.15 = 5,108,962,492.90 : x
  2. Step 2: Convert to fraction form
    10,631,036,016.10/15,946,554,024.15 = 5,108,962,492.90/x
  3. Step 3: Cross multiply
    10,631,036,016.10x = 15,946,554,024.15 × 5,108,962,492.90
  4. Step 4: Simplify right side
    10,631,036,016.10x = 81,470,346,400,385,908,736
  5. Step 5: Solve for x
    x = 81,470,346,400,385,908,736/10,631,036,016.10
  6. Step 6: Final answer
    x = 7,663,443,739.35

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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.