Home / 1,031,284,926.77-1,423,173,352.47-561,389,814.95

Finding the Fourth Proportional to 1,031,284,926.77, 1,423,173,352.47 and 561,389,814.95

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Solution

The fourth proportional to 1,031,284,926.77, 1,423,173,352.47 and 561,389,814.95 is: 774,718,028.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,284,926.77 : 1,423,173,352.47 = 561,389,814.95 : x
  2. Step 2: Convert to fraction form
    1,031,284,926.77/1,423,173,352.47 = 561,389,814.95/x
  3. Step 3: Cross multiply
    1,031,284,926.77x = 1,423,173,352.47 × 561,389,814.95
  4. Step 4: Simplify right side
    1,031,284,926.77x = 798,955,024,984,904,448
  5. Step 5: Solve for x
    x = 798,955,024,984,904,448/1,031,284,926.77
  6. Step 6: Final answer
    x = 774,718,028.21

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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.