Home / 15,661,464,021.60-23,492,196,032.40-9,040,417,749.60

Finding the Fourth Proportional to 15,661,464,021.60, 23,492,196,032.40 and 9,040,417,749.60

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Solution

The fourth proportional to 15,661,464,021.60, 23,492,196,032.40 and 9,040,417,749.60 is: 13,560,626,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,661,464,021.60 : 23,492,196,032.40 = 9,040,417,749.60 : x
  2. Step 2: Convert to fraction form
    15,661,464,021.60/23,492,196,032.40 = 9,040,417,749.60/x
  3. Step 3: Cross multiply
    15,661,464,021.60x = 23,492,196,032.40 × 9,040,417,749.60
  4. Step 4: Simplify right side
    15,661,464,021.60x = 212,379,265,988,391,665,664
  5. Step 5: Solve for x
    x = 212,379,265,988,391,665,664/15,661,464,021.60
  6. Step 6: Final answer
    x = 13,560,626,624.40

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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.