Home / 511,880,780,307.12-706,127,663,173.20-316,501,607,124.16

Finding the Fourth Proportional to 511,880,780,307.12, 706,127,663,173.20 and 316,501,607,124.16

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Solution

The fourth proportional to 511,880,780,307.12, 706,127,663,173.20 and 316,501,607,124.16 is: 436,606,625,658.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,880,780,307.12 : 706,127,663,173.20 = 316,501,607,124.16 : x
  2. Step 2: Convert to fraction form
    511,880,780,307.12/706,127,663,173.20 = 316,501,607,124.16/x
  3. Step 3: Cross multiply
    511,880,780,307.12x = 706,127,663,173.20 × 316,501,607,124.16
  4. Step 4: Simplify right side
    511,880,780,307.12x = 223,490,540,229,145,305,022,464
  5. Step 5: Solve for x
    x = 223,490,540,229,145,305,022,464/511,880,780,307.12
  6. Step 6: Final answer
    x = 436,606,625,658.14

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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.