Home / 976,897,077.60-1,465,345,616.40-970,094,632.80

Finding the Fourth Proportional to 976,897,077.60, 1,465,345,616.40 and 970,094,632.80

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Solution

The fourth proportional to 976,897,077.60, 1,465,345,616.40 and 970,094,632.80 is: 1,455,141,949.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,897,077.60 : 1,465,345,616.40 = 970,094,632.80 : x
  2. Step 2: Convert to fraction form
    976,897,077.60/1,465,345,616.40 = 970,094,632.80/x
  3. Step 3: Cross multiply
    976,897,077.60x = 1,465,345,616.40 × 970,094,632.80
  4. Step 4: Simplify right side
    976,897,077.60x = 1,421,523,917,666,647,808
  5. Step 5: Solve for x
    x = 1,421,523,917,666,647,808/976,897,077.60
  6. Step 6: Final answer
    x = 1,455,141,949.20

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1.5x scale

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.