Home / 10,783,760,326.60-16,175,640,489.90-9,042,334,457.80

Finding the Fourth Proportional to 10,783,760,326.60, 16,175,640,489.90 and 9,042,334,457.80

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Solution

The fourth proportional to 10,783,760,326.60, 16,175,640,489.90 and 9,042,334,457.80 is: 13,563,501,686.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783,760,326.60 : 16,175,640,489.90 = 9,042,334,457.80 : x
  2. Step 2: Convert to fraction form
    10,783,760,326.60/16,175,640,489.90 = 9,042,334,457.80/x
  3. Step 3: Cross multiply
    10,783,760,326.60x = 16,175,640,489.90 × 9,042,334,457.80
  4. Step 4: Simplify right side
    10,783,760,326.60x = 146,265,551,378,807,619,584
  5. Step 5: Solve for x
    x = 146,265,551,378,807,619,584/10,783,760,326.60
  6. Step 6: Final answer
    x = 13,563,501,686.70

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Double scale
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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.