Home / 714,067,596.51-1,070,612,410.11-363,635,328.21

Finding the Fourth Proportional to 714,067,596.51, 1,070,612,410.11 and 363,635,328.21

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Solution

The fourth proportional to 714,067,596.51, 1,070,612,410.11 and 363,635,328.21 is: 545,203,979.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,067,596.51 : 1,070,612,410.11 = 363,635,328.21 : x
  2. Step 2: Convert to fraction form
    714,067,596.51/1,070,612,410.11 = 363,635,328.21/x
  3. Step 3: Cross multiply
    714,067,596.51x = 1,070,612,410.11 × 363,635,328.21
  4. Step 4: Simplify right side
    714,067,596.51x = 389,312,495,136,048,960
  5. Step 5: Solve for x
    x = 389,312,495,136,048,960/714,067,596.51
  6. Step 6: Final answer
    x = 545,203,979.34

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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.