Home / 3,852,478,791.28-5,316,447,941.76-2,092,346,199.28

Finding the Fourth Proportional to 3,852,478,791.28, 5,316,447,941.76 and 2,092,346,199.28

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Solution

The fourth proportional to 3,852,478,791.28, 5,316,447,941.76 and 2,092,346,199.28 is: 2,887,452,533.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852,478,791.28 : 5,316,447,941.76 = 2,092,346,199.28 : x
  2. Step 2: Convert to fraction form
    3,852,478,791.28/5,316,447,941.76 = 2,092,346,199.28/x
  3. Step 3: Cross multiply
    3,852,478,791.28x = 5,316,447,941.76 × 2,092,346,199.28
  4. Step 4: Simplify right side
    3,852,478,791.28x = 11,123,849,644,611,514,368
  5. Step 5: Solve for x
    x = 11,123,849,644,611,514,368/3,852,478,791.28
  6. Step 6: Final answer
    x = 2,887,452,533.10

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1.5x scale

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.