Home / 612,985,680.24-845,938,172.76-334,545,062.64

Finding the Fourth Proportional to 612,985,680.24, 845,938,172.76 and 334,545,062.64

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Solution

The fourth proportional to 612,985,680.24, 845,938,172.76 and 334,545,062.64 is: 461,681,974.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,985,680.24 : 845,938,172.76 = 334,545,062.64 : x
  2. Step 2: Convert to fraction form
    612,985,680.24/845,938,172.76 = 334,545,062.64/x
  3. Step 3: Cross multiply
    612,985,680.24x = 845,938,172.76 × 334,545,062.64
  4. Step 4: Simplify right side
    612,985,680.24x = 283,004,438,995,561,312
  5. Step 5: Solve for x
    x = 283,004,438,995,561,312/612,985,680.24
  6. Step 6: Final answer
    x = 461,681,974.18

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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.