Home / 328,050,966.40-492,147,308.40-98,043,301.60

Finding the Fourth Proportional to 328,050,966.40, 492,147,308.40 and 98,043,301.60

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Solution

The fourth proportional to 328,050,966.40, 492,147,308.40 and 98,043,301.60 is: 147,086,129.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,050,966.40 : 492,147,308.40 = 98,043,301.60 : x
  2. Step 2: Convert to fraction form
    328,050,966.40/492,147,308.40 = 98,043,301.60/x
  3. Step 3: Cross multiply
    328,050,966.40x = 492,147,308.40 × 98,043,301.60
  4. Step 4: Simplify right side
    328,050,966.40x = 48,251,746,989,089,408
  5. Step 5: Solve for x
    x = 48,251,746,989,089,408/328,050,966.40
  6. Step 6: Final answer
    x = 147,086,129.69

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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.