Home / 10,334,304,887.10-15,501,457,330.65-9,109,864,823.10

Finding the Fourth Proportional to 10,334,304,887.10, 15,501,457,330.65 and 9,109,864,823.10

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Solution

The fourth proportional to 10,334,304,887.10, 15,501,457,330.65 and 9,109,864,823.10 is: 13,664,797,234.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334,304,887.10 : 15,501,457,330.65 = 9,109,864,823.10 : x
  2. Step 2: Convert to fraction form
    10,334,304,887.10/15,501,457,330.65 = 9,109,864,823.10/x
  3. Step 3: Cross multiply
    10,334,304,887.10x = 15,501,457,330.65 × 9,109,864,823.10
  4. Step 4: Simplify right side
    10,334,304,887.10x = 141,216,180,843,274,059,776
  5. Step 5: Solve for x
    x = 141,216,180,843,274,059,776/10,334,304,887.10
  6. Step 6: Final answer
    x = 13,664,797,234.65

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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.