Home / 549,666,841.73-758,545,321.32-298,771,823.43

Finding the Fourth Proportional to 549,666,841.73, 758,545,321.32 and 298,771,823.43

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Solution

The fourth proportional to 549,666,841.73, 758,545,321.32 and 298,771,823.43 is: 412,307,877.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,666,841.73 : 758,545,321.32 = 298,771,823.43 : x
  2. Step 2: Convert to fraction form
    549,666,841.73/758,545,321.32 = 298,771,823.43/x
  3. Step 3: Cross multiply
    549,666,841.73x = 758,545,321.32 × 298,771,823.43
  4. Step 4: Simplify right side
    549,666,841.73x = 226,631,968,805,071,680
  5. Step 5: Solve for x
    x = 226,631,968,805,071,680/549,666,841.73
  6. Step 6: Final answer
    x = 412,307,877.43

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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.