Home / 976,897,305.60-1,465,345,958.40-970,094,860.80

Finding the Fourth Proportional to 976,897,305.60, 1,465,345,958.40 and 970,094,860.80

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Solution

The fourth proportional to 976,897,305.60, 1,465,345,958.40 and 970,094,860.80 is: 1,455,142,291.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,897,305.60 : 1,465,345,958.40 = 970,094,860.80 : x
  2. Step 2: Convert to fraction form
    976,897,305.60/1,465,345,958.40 = 970,094,860.80/x
  3. Step 3: Cross multiply
    976,897,305.60x = 1,465,345,958.40 × 970,094,860.80
  4. Step 4: Simplify right side
    976,897,305.60x = 1,421,524,583,537,890,560
  5. Step 5: Solve for x
    x = 1,421,524,583,537,890,560/976,897,305.60
  6. Step 6: Final answer
    x = 1,455,142,291.20

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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.