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Finding the Fourth Proportional to 9,081,720,369.40, 13,622,580,554.10 and 9,081,720,369.40

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Solution

The fourth proportional to 9,081,720,369.40, 13,622,580,554.10 and 9,081,720,369.40 is: 13,622,580,554.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081,720,369.40 : 13,622,580,554.10 = 9,081,720,369.40 : x
  2. Step 2: Convert to fraction form
    9,081,720,369.40/13,622,580,554.10 = 9,081,720,369.40/x
  3. Step 3: Cross multiply
    9,081,720,369.40x = 13,622,580,554.10 × 9,081,720,369.40
  4. Step 4: Simplify right side
    9,081,720,369.40x = 123,716,467,301,962,301,440
  5. Step 5: Solve for x
    x = 123,716,467,301,962,301,440/9,081,720,369.40
  6. Step 6: Final answer
    x = 13,622,580,554.10

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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.