Home / 612,597,547.82-845,384,611.47-334,139,062.70

Finding the Fourth Proportional to 612,597,547.82, 845,384,611.47 and 334,139,062.70

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Solution

The fourth proportional to 612,597,547.82, 845,384,611.47 and 334,139,062.70 is: 461,111,904.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,597,547.82 : 845,384,611.47 = 334,139,062.70 : x
  2. Step 2: Convert to fraction form
    612,597,547.82/845,384,611.47 = 334,139,062.70/x
  3. Step 3: Cross multiply
    612,597,547.82x = 845,384,611.47 × 334,139,062.70
  4. Step 4: Simplify right side
    612,597,547.82x = 282,476,021,697,589,472
  5. Step 5: Solve for x
    x = 282,476,021,697,589,472/612,597,547.82
  6. Step 6: Final answer
    x = 461,111,904.06

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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.