Home / 10,783,761,829.10-16,175,642,743.65-9,042,335,960.30

Finding the Fourth Proportional to 10,783,761,829.10, 16,175,642,743.65 and 9,042,335,960.30

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Solution

The fourth proportional to 10,783,761,829.10, 16,175,642,743.65 and 9,042,335,960.30 is: 13,563,503,940.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783,761,829.10 : 16,175,642,743.65 = 9,042,335,960.30 : x
  2. Step 2: Convert to fraction form
    10,783,761,829.10/16,175,642,743.65 = 9,042,335,960.30/x
  3. Step 3: Cross multiply
    10,783,761,829.10x = 16,175,642,743.65 × 9,042,335,960.30
  4. Step 4: Simplify right side
    10,783,761,829.10x = 146,265,596,061,872,128,000
  5. Step 5: Solve for x
    x = 146,265,596,061,872,128,000/10,783,761,829.10
  6. Step 6: Final answer
    x = 13,563,503,940.45

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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.