Home / 852,185,665.27-1,277,148,447.60-437,645,742.04

Finding the Fourth Proportional to 852,185,665.27, 1,277,148,447.60 and 437,645,742.04

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Solution

The fourth proportional to 852,185,665.27, 1,277,148,447.60 and 437,645,742.04 is: 655,888,268.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,185,665.27 : 1,277,148,447.60 = 437,645,742.04 : x
  2. Step 2: Convert to fraction form
    852,185,665.27/1,277,148,447.60 = 437,645,742.04/x
  3. Step 3: Cross multiply
    852,185,665.27x = 1,277,148,447.60 × 437,645,742.04
  4. Step 4: Simplify right side
    852,185,665.27x = 558,938,580,045,136,064
  5. Step 5: Solve for x
    x = 558,938,580,045,136,064/852,185,665.27
  6. Step 6: Final answer
    x = 655,888,268.04

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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.