Home / 1,016,723,012.03-1,403,000,755.95-570,600,214.48

Finding the Fourth Proportional to 1,016,723,012.03, 1,403,000,755.95 and 570,600,214.48

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Solution

The fourth proportional to 1,016,723,012.03, 1,403,000,755.95 and 570,600,214.48 is: 787,385,082.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,723,012.03 : 1,403,000,755.95 = 570,600,214.48 : x
  2. Step 2: Convert to fraction form
    1,016,723,012.03/1,403,000,755.95 = 570,600,214.48/x
  3. Step 3: Cross multiply
    1,016,723,012.03x = 1,403,000,755.95 × 570,600,214.48
  4. Step 4: Simplify right side
    1,016,723,012.03x = 800,552,532,260,672,128
  5. Step 5: Solve for x
    x = 800,552,532,260,672,128/1,016,723,012.03
  6. Step 6: Final answer
    x = 787,385,082.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.