Home / 373,999,271.64-516,109,094.46-208,988,197.08

Finding the Fourth Proportional to 373,999,271.64, 516,109,094.46 and 208,988,197.08

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Solution

The fourth proportional to 373,999,271.64, 516,109,094.46 and 208,988,197.08 is: 288,398,179.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,999,271.64 : 516,109,094.46 = 208,988,197.08 : x
  2. Step 2: Convert to fraction form
    373,999,271.64/516,109,094.46 = 208,988,197.08/x
  3. Step 3: Cross multiply
    373,999,271.64x = 516,109,094.46 × 208,988,197.08
  4. Step 4: Simplify right side
    373,999,271.64x = 107,860,709,147,786,816
  5. Step 5: Solve for x
    x = 107,860,709,147,786,816/373,999,271.64
  6. Step 6: Final answer
    x = 288,398,179.69

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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.