Home / 771,774,085.26-1,157,010,319.62-334,745,612.82

Finding the Fourth Proportional to 771,774,085.26, 1,157,010,319.62 and 334,745,612.82

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Solution

The fourth proportional to 771,774,085.26, 1,157,010,319.62 and 334,745,612.82 is: 501,836,140.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,774,085.26 : 1,157,010,319.62 = 334,745,612.82 : x
  2. Step 2: Convert to fraction form
    771,774,085.26/1,157,010,319.62 = 334,745,612.82/x
  3. Step 3: Cross multiply
    771,774,085.26x = 1,157,010,319.62 × 334,745,612.82
  4. Step 4: Simplify right side
    771,774,085.26x = 387,304,128,480,260,928
  5. Step 5: Solve for x
    x = 387,304,128,480,260,928/771,774,085.26
  6. Step 6: Final answer
    x = 501,836,140.75

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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.