Home / 460,876,848.02-636,059,338.98-282,379,195.79

Finding the Fourth Proportional to 460,876,848.02, 636,059,338.98 and 282,379,195.79

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Solution

The fourth proportional to 460,876,848.02, 636,059,338.98 and 282,379,195.79 is: 389,713,489.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,876,848.02 : 636,059,338.98 = 282,379,195.79 : x
  2. Step 2: Convert to fraction form
    460,876,848.02/636,059,338.98 = 282,379,195.79/x
  3. Step 3: Cross multiply
    460,876,848.02x = 636,059,338.98 × 282,379,195.79
  4. Step 4: Simplify right side
    460,876,848.02x = 179,609,924,612,711,136
  5. Step 5: Solve for x
    x = 179,609,924,612,711,136/460,876,848.02
  6. Step 6: Final answer
    x = 389,713,489.38

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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.