Home / 10,917,509,940.90-16,376,264,911.35-8,740,727,604.90

Finding the Fourth Proportional to 10,917,509,940.90, 16,376,264,911.35 and 8,740,727,604.90

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Solution

The fourth proportional to 10,917,509,940.90, 16,376,264,911.35 and 8,740,727,604.90 is: 13,111,091,407.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,917,509,940.90 : 16,376,264,911.35 = 8,740,727,604.90 : x
  2. Step 2: Convert to fraction form
    10,917,509,940.90/16,376,264,911.35 = 8,740,727,604.90/x
  3. Step 3: Cross multiply
    10,917,509,940.90x = 16,376,264,911.35 × 8,740,727,604.90
  4. Step 4: Simplify right side
    10,917,509,940.90x = 143,140,470,775,792,189,440
  5. Step 5: Solve for x
    x = 143,140,470,775,792,189,440/10,917,509,940.90
  6. Step 6: Final answer
    x = 13,111,091,407.35

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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.