Home / 770,764,991.25-1,063,656,475.13-418,341,054.63

Finding the Fourth Proportional to 770,764,991.25, 1,063,656,475.13 and 418,341,054.63

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Solution

The fourth proportional to 770,764,991.25, 1,063,656,475.13 and 418,341,054.63 is: 577,311,082.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,764,991.25 : 1,063,656,475.13 = 418,341,054.63 : x
  2. Step 2: Convert to fraction form
    770,764,991.25/1,063,656,475.13 = 418,341,054.63/x
  3. Step 3: Cross multiply
    770,764,991.25x = 1,063,656,475.13 × 418,341,054.63
  4. Step 4: Simplify right side
    770,764,991.25x = 444,971,171,562,502,592
  5. Step 5: Solve for x
    x = 444,971,171,562,502,592/770,764,991.25
  6. Step 6: Final answer
    x = 577,311,082.64

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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.