Home / 15,248,313,254.04-21,036,144,945.24-9,522,657,449.88

Finding the Fourth Proportional to 15,248,313,254.04, 21,036,144,945.24 and 9,522,657,449.88

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Solution

The fourth proportional to 15,248,313,254.04, 21,036,144,945.24 and 9,522,657,449.88 is: 13,137,190,916.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,248,313,254.04 : 21,036,144,945.24 = 9,522,657,449.88 : x
  2. Step 2: Convert to fraction form
    15,248,313,254.04/21,036,144,945.24 = 9,522,657,449.88/x
  3. Step 3: Cross multiply
    15,248,313,254.04x = 21,036,144,945.24 × 9,522,657,449.88
  4. Step 4: Simplify right side
    15,248,313,254.04x = 200,320,002,379,545,182,208
  5. Step 5: Solve for x
    x = 200,320,002,379,545,182,208/15,248,313,254.04
  6. Step 6: Final answer
    x = 13,137,190,916.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.