Home / 13,110,436,945.10-19,665,655,417.65-11,732,941,873.10

Finding the Fourth Proportional to 13,110,436,945.10, 19,665,655,417.65 and 11,732,941,873.10

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Solution

The fourth proportional to 13,110,436,945.10, 19,665,655,417.65 and 11,732,941,873.10 is: 17,599,412,809.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,110,436,945.10 : 19,665,655,417.65 = 11,732,941,873.10 : x
  2. Step 2: Convert to fraction form
    13,110,436,945.10/19,665,655,417.65 = 11,732,941,873.10/x
  3. Step 3: Cross multiply
    13,110,436,945.10x = 19,665,655,417.65 × 11,732,941,873.10
  4. Step 4: Simplify right side
    13,110,436,945.10x = 230,735,991,911,701,577,728
  5. Step 5: Solve for x
    x = 230,735,991,911,701,577,728/13,110,436,945.10
  6. Step 6: Final answer
    x = 17,599,412,809.65

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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.