Home / 880,086,157.89-1,213,305,317.86-702,074,234.59

Finding the Fourth Proportional to 880,086,157.89, 1,213,305,317.86 and 702,074,234.59

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Solution

The fourth proportional to 880,086,157.89, 1,213,305,317.86 and 702,074,234.59 is: 967,894,330.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,086,157.89 : 1,213,305,317.86 = 702,074,234.59 : x
  2. Step 2: Convert to fraction form
    880,086,157.89/1,213,305,317.86 = 702,074,234.59/x
  3. Step 3: Cross multiply
    880,086,157.89x = 1,213,305,317.86 × 702,074,234.59
  4. Step 4: Simplify right side
    880,086,157.89x = 851,830,402,355,014,528
  5. Step 5: Solve for x
    x = 851,830,402,355,014,528/880,086,157.89
  6. Step 6: Final answer
    x = 967,894,330.25

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1.5x scale

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.