Home / 626,883,794.28-865,048,214.40-369,054,491.92

Finding the Fourth Proportional to 626,883,794.28, 865,048,214.40 and 369,054,491.92

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Solution

The fourth proportional to 626,883,794.28, 865,048,214.40 and 369,054,491.92 is: 509,264,926.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,883,794.28 : 865,048,214.40 = 369,054,491.92 : x
  2. Step 2: Convert to fraction form
    626,883,794.28/865,048,214.40 = 369,054,491.92/x
  3. Step 3: Cross multiply
    626,883,794.28x = 865,048,214.40 × 369,054,491.92
  4. Step 4: Simplify right side
    626,883,794.28x = 319,249,929,251,695,232
  5. Step 5: Solve for x
    x = 319,249,929,251,695,232/626,883,794.28
  6. Step 6: Final answer
    x = 509,264,926.23

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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.