Home / 689,302,080.00-951,106,773.63-410,869,511.28

Finding the Fourth Proportional to 689,302,080.00, 951,106,773.63 and 410,869,511.28

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Solution

The fourth proportional to 689,302,080.00, 951,106,773.63 and 410,869,511.28 is: 566,922,379.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,302,080.00 : 951,106,773.63 = 410,869,511.28 : x
  2. Step 2: Convert to fraction form
    689,302,080.00/951,106,773.63 = 410,869,511.28/x
  3. Step 3: Cross multiply
    689,302,080.00x = 951,106,773.63 × 410,869,511.28
  4. Step 4: Simplify right side
    689,302,080.00x = 390,780,775,255,314,304
  5. Step 5: Solve for x
    x = 390,780,775,255,314,304/689,302,080.00
  6. Step 6: Final answer
    x = 566,922,379.31

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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.