Home / 531,552,005.10-797,328,007.65-326,414,904.30

Finding the Fourth Proportional to 531,552,005.10, 797,328,007.65 and 326,414,904.30

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Solution

The fourth proportional to 531,552,005.10, 797,328,007.65 and 326,414,904.30 is: 489,622,356.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,552,005.10 : 797,328,007.65 = 326,414,904.30 : x
  2. Step 2: Convert to fraction form
    531,552,005.10/797,328,007.65 = 326,414,904.30/x
  3. Step 3: Cross multiply
    531,552,005.10x = 797,328,007.65 × 326,414,904.30
  4. Step 4: Simplify right side
    531,552,005.10x = 260,259,745,312,784,416
  5. Step 5: Solve for x
    x = 260,259,745,312,784,416/531,552,005.10
  6. Step 6: Final answer
    x = 489,622,356.45

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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.