Home / 517,403,650.67-714,019,938.08-294,385,326.89

Finding the Fourth Proportional to 517,403,650.67, 714,019,938.08 and 294,385,326.89

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Solution

The fourth proportional to 517,403,650.67, 714,019,938.08 and 294,385,326.89 is: 406,253,401.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,403,650.67 : 714,019,938.08 = 294,385,326.89 : x
  2. Step 2: Convert to fraction form
    517,403,650.67/714,019,938.08 = 294,385,326.89/x
  3. Step 3: Cross multiply
    517,403,650.67x = 714,019,938.08 × 294,385,326.89
  4. Step 4: Simplify right side
    517,403,650.67x = 210,196,992,877,658,368
  5. Step 5: Solve for x
    x = 210,196,992,877,658,368/517,403,650.67
  6. Step 6: Final answer
    x = 406,253,401.20

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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.