Home / 531,552,117.60-797,328,176.40-326,415,016.80

Finding the Fourth Proportional to 531,552,117.60, 797,328,176.40 and 326,415,016.80

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Solution

The fourth proportional to 531,552,117.60, 797,328,176.40 and 326,415,016.80 is: 489,622,525.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,552,117.60 : 797,328,176.40 = 326,415,016.80 : x
  2. Step 2: Convert to fraction form
    531,552,117.60/797,328,176.40 = 326,415,016.80/x
  3. Step 3: Cross multiply
    531,552,117.60x = 797,328,176.40 × 326,415,016.80
  4. Step 4: Simplify right side
    531,552,117.60x = 260,259,890,094,719,360
  5. Step 5: Solve for x
    x = 260,259,890,094,719,360/531,552,117.60
  6. Step 6: Final answer
    x = 489,622,525.20

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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.