Home / 10,783,761,875.10-16,175,642,812.65-9,042,336,006.30

Finding the Fourth Proportional to 10,783,761,875.10, 16,175,642,812.65 and 9,042,336,006.30

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Solution

The fourth proportional to 10,783,761,875.10, 16,175,642,812.65 and 9,042,336,006.30 is: 13,563,504,009.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783,761,875.10 : 16,175,642,812.65 = 9,042,336,006.30 : x
  2. Step 2: Convert to fraction form
    10,783,761,875.10/16,175,642,812.65 = 9,042,336,006.30/x
  3. Step 3: Cross multiply
    10,783,761,875.10x = 16,175,642,812.65 × 9,042,336,006.30
  4. Step 4: Simplify right side
    10,783,761,875.10x = 146,265,597,429,872,885,760
  5. Step 5: Solve for x
    x = 146,265,597,429,872,885,760/10,783,761,875.10
  6. Step 6: Final answer
    x = 13,563,504,009.45

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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.