Home / 511,472,152-767,401,499.94-307,142,666.56

Finding the Fourth Proportional to 511,472,152, 767,401,499.94 and 307,142,666.56

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Solution

The fourth proportional to 511,472,152, 767,401,499.94 and 307,142,666.56 is: 460,830,061.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,472,152 : 767,401,499.94 = 307,142,666.56 : x
  2. Step 2: Convert to fraction form
    511,472,152/767,401,499.94 = 307,142,666.56/x
  3. Step 3: Cross multiply
    511,472,152x = 767,401,499.94 × 307,142,666.56
  4. Step 4: Simplify right side
    511,472,152x = 235,701,743,013,715,296
  5. Step 5: Solve for x
    x = 235,701,743,013,715,296/511,472,152
  6. Step 6: Final answer
    x = 460,830,061.02

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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.