Home / 353,217,893.12-529,875,311.80-119,985,988.89

Finding the Fourth Proportional to 353,217,893.12, 529,875,311.80 and 119,985,988.89

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Solution

The fourth proportional to 353,217,893.12, 529,875,311.80 and 119,985,988.89 is: 179,995,449.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,217,893.12 : 529,875,311.80 = 119,985,988.89 : x
  2. Step 2: Convert to fraction form
    353,217,893.12/529,875,311.80 = 119,985,988.89/x
  3. Step 3: Cross multiply
    353,217,893.12x = 529,875,311.80 × 119,985,988.89
  4. Step 4: Simplify right side
    353,217,893.12x = 63,577,613,274,720,088
  5. Step 5: Solve for x
    x = 63,577,613,274,720,088/353,217,893.12
  6. Step 6: Final answer
    x = 179,995,449.02

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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.