Home / 361,360,274.78-542,039,323.53-102,575,714.06

Finding the Fourth Proportional to 361,360,274.78, 542,039,323.53 and 102,575,714.06

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Solution

The fourth proportional to 361,360,274.78, 542,039,323.53 and 102,575,714.06 is: 153,863,262.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,360,274.78 : 542,039,323.53 = 102,575,714.06 : x
  2. Step 2: Convert to fraction form
    361,360,274.78/542,039,323.53 = 102,575,714.06/x
  3. Step 3: Cross multiply
    361,360,274.78x = 542,039,323.53 × 102,575,714.06
  4. Step 4: Simplify right side
    361,360,274.78x = 55,600,070,661,428,872
  5. Step 5: Solve for x
    x = 55,600,070,661,428,872/361,360,274.78
  6. Step 6: Final answer
    x = 153,863,262.07

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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.