Home / 439,349,602.38-606,262,375.35-260,702,701.26

Finding the Fourth Proportional to 439,349,602.38, 606,262,375.35 and 260,702,701.26

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Solution

The fourth proportional to 439,349,602.38, 606,262,375.35 and 260,702,701.26 is: 359,745,947.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,349,602.38 : 606,262,375.35 = 260,702,701.26 : x
  2. Step 2: Convert to fraction form
    439,349,602.38/606,262,375.35 = 260,702,701.26/x
  3. Step 3: Cross multiply
    439,349,602.38x = 606,262,375.35 × 260,702,701.26
  4. Step 4: Simplify right side
    439,349,602.38x = 158,054,238,926,049,024
  5. Step 5: Solve for x
    x = 158,054,238,926,049,024/439,349,602.38
  6. Step 6: Final answer
    x = 359,745,947.35

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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.