Home / 366,336,006.90-549,504,010.35-258,840,582.90

Finding the Fourth Proportional to 366,336,006.90, 549,504,010.35 and 258,840,582.90

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Solution

The fourth proportional to 366,336,006.90, 549,504,010.35 and 258,840,582.90 is: 388,260,874.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,336,006.90 : 549,504,010.35 = 258,840,582.90 : x
  2. Step 2: Convert to fraction form
    366,336,006.90/549,504,010.35 = 258,840,582.90/x
  3. Step 3: Cross multiply
    366,336,006.90x = 549,504,010.35 × 258,840,582.90
  4. Step 4: Simplify right side
    366,336,006.90x = 142,233,938,344,881,648
  5. Step 5: Solve for x
    x = 142,233,938,344,881,648/366,336,006.90
  6. Step 6: Final answer
    x = 388,260,874.35

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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.