Home / 743,549,393.42-1,115,087,464.71-245,467,168.47

Finding the Fourth Proportional to 743,549,393.42, 1,115,087,464.71 and 245,467,168.47

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Solution

The fourth proportional to 743,549,393.42, 1,115,087,464.71 and 245,467,168.47 is: 368,122,635.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,549,393.42 : 1,115,087,464.71 = 245,467,168.47 : x
  2. Step 2: Convert to fraction form
    743,549,393.42/1,115,087,464.71 = 245,467,168.47/x
  3. Step 3: Cross multiply
    743,549,393.42x = 1,115,087,464.71 × 245,467,168.47
  4. Step 4: Simplify right side
    743,549,393.42x = 273,717,362,558,754,752
  5. Step 5: Solve for x
    x = 273,717,362,558,754,752/743,549,393.42
  6. Step 6: Final answer
    x = 368,122,635.81

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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.