Home / 326,428,009.60-457,603,875.20-326,428,009.60

Finding the Fourth Proportional to 326,428,009.60, 457,603,875.20 and 326,428,009.60

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Solution

The fourth proportional to 326,428,009.60, 457,603,875.20 and 326,428,009.60 is: 457,603,875.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,428,009.60 : 457,603,875.20 = 326,428,009.60 : x
  2. Step 2: Convert to fraction form
    326,428,009.60/457,603,875.20 = 326,428,009.60/x
  3. Step 3: Cross multiply
    326,428,009.60x = 457,603,875.20 × 326,428,009.60
  4. Step 4: Simplify right side
    326,428,009.60x = 149,374,722,166,782,816
  5. Step 5: Solve for x
    x = 149,374,722,166,782,816/326,428,009.60
  6. Step 6: Final answer
    x = 457,603,875.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.