Home / 811,538,141.04-1,119,914,080.02-454,308,855.48

Finding the Fourth Proportional to 811,538,141.04, 1,119,914,080.02 and 454,308,855.48

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Solution

The fourth proportional to 811,538,141.04, 1,119,914,080.02 and 454,308,855.48 is: 626,941,431.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    811,538,141.04 : 1,119,914,080.02 = 454,308,855.48 : x
  2. Step 2: Convert to fraction form
    811,538,141.04/1,119,914,080.02 = 454,308,855.48/x
  3. Step 3: Cross multiply
    811,538,141.04x = 1,119,914,080.02 × 454,308,855.48
  4. Step 4: Simplify right side
    811,538,141.04x = 508,786,883,929,823,360
  5. Step 5: Solve for x
    x = 508,786,883,929,823,360/811,538,141.04
  6. Step 6: Final answer
    x = 626,941,431.59

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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.