Home / 1,232,965,818.90-1,849,720,759.65-359,635,537.56

Finding the Fourth Proportional to 1,232,965,818.90, 1,849,720,759.65 and 359,635,537.56

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Solution

The fourth proportional to 1,232,965,818.90, 1,849,720,759.65 and 359,635,537.56 is: 539,532,653.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,965,818.90 : 1,849,720,759.65 = 359,635,537.56 : x
  2. Step 2: Convert to fraction form
    1,232,965,818.90/1,849,720,759.65 = 359,635,537.56/x
  3. Step 3: Cross multiply
    1,232,965,818.90x = 1,849,720,759.65 × 359,635,537.56
  4. Step 4: Simplify right side
    1,232,965,818.90x = 665,225,319,732,619,392
  5. Step 5: Solve for x
    x = 665,225,319,732,619,392/1,232,965,818.90
  6. Step 6: Final answer
    x = 539,532,653.33

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Double scale
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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.