Home / 263,877,029.10-395,815,543.65-172,044,024.30

Finding the Fourth Proportional to 263,877,029.10, 395,815,543.65 and 172,044,024.30

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Solution

The fourth proportional to 263,877,029.10, 395,815,543.65 and 172,044,024.30 is: 258,066,036.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,877,029.10 : 395,815,543.65 = 172,044,024.30 : x
  2. Step 2: Convert to fraction form
    263,877,029.10/395,815,543.65 = 172,044,024.30/x
  3. Step 3: Cross multiply
    263,877,029.10x = 395,815,543.65 × 172,044,024.30
  4. Step 4: Simplify right side
    263,877,029.10x = 68,097,699,010,038,312
  5. Step 5: Solve for x
    x = 68,097,699,010,038,312/263,877,029.10
  6. Step 6: Final answer
    x = 258,066,036.45

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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.