Home / 743,549,397.90-1,115,087,471.46-245,467,173

Finding the Fourth Proportional to 743,549,397.90, 1,115,087,471.46 and 245,467,173

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Solution

The fourth proportional to 743,549,397.90, 1,115,087,471.46 and 245,467,173 is: 368,122,642.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,549,397.90 : 1,115,087,471.46 = 245,467,173 : x
  2. Step 2: Convert to fraction form
    743,549,397.90/1,115,087,471.46 = 245,467,173/x
  3. Step 3: Cross multiply
    743,549,397.90x = 1,115,087,471.46 × 245,467,173
  4. Step 4: Simplify right side
    743,549,397.90x = 273,717,369,267,004,384
  5. Step 5: Solve for x
    x = 273,717,369,267,004,384/743,549,397.90
  6. Step 6: Final answer
    x = 368,122,642.61

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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.