Home / 13,443,795,373.68-18,554,064,455.43-7,651,507,089.78

Finding the Fourth Proportional to 13,443,795,373.68, 18,554,064,455.43 and 7,651,507,089.78

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Solution

The fourth proportional to 13,443,795,373.68, 18,554,064,455.43 and 7,651,507,089.78 is: 10,560,005,696.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,443,795,373.68 : 18,554,064,455.43 = 7,651,507,089.78 : x
  2. Step 2: Convert to fraction form
    13,443,795,373.68/18,554,064,455.43 = 7,651,507,089.78/x
  3. Step 3: Cross multiply
    13,443,795,373.68x = 18,554,064,455.43 × 7,651,507,089.78
  4. Step 4: Simplify right side
    13,443,795,373.68x = 141,966,555,724,957,745,152
  5. Step 5: Solve for x
    x = 141,966,555,724,957,745,152/13,443,795,373.68
  6. Step 6: Final answer
    x = 10,560,005,696.23

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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.