Home / 482,444,465,648.88-723,497,565,208.70-142,392,911,287.08

Finding the Fourth Proportional to 482,444,465,648.88, 723,497,565,208.70 and 142,392,911,287.08

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Solution

The fourth proportional to 482,444,465,648.88, 723,497,565,208.70 and 142,392,911,287.08 is: 213,539,447,448.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,444,465,648.88 : 723,497,565,208.70 = 142,392,911,287.08 : x
  2. Step 2: Convert to fraction form
    482,444,465,648.88/723,497,565,208.70 = 142,392,911,287.08/x
  3. Step 3: Cross multiply
    482,444,465,648.88x = 723,497,565,208.70 × 142,392,911,287.08
  4. Step 4: Simplify right side
    482,444,465,648.88x = 103,020,924,619,180,778,455,040
  5. Step 5: Solve for x
    x = 103,020,924,619,180,778,455,040/482,444,465,648.88
  6. Step 6: Final answer
    x = 213,539,447,448.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.