Home / 853,516,114.13-1,280,456,921.01-255,300,953.51

Finding the Fourth Proportional to 853,516,114.13, 1,280,456,921.01 and 255,300,953.51

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Solution

The fourth proportional to 853,516,114.13, 1,280,456,921.01 and 255,300,953.51 is: 383,006,093.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,516,114.13 : 1,280,456,921.01 = 255,300,953.51 : x
  2. Step 2: Convert to fraction form
    853,516,114.13/1,280,456,921.01 = 255,300,953.51/x
  3. Step 3: Cross multiply
    853,516,114.13x = 1,280,456,921.01 × 255,300,953.51
  4. Step 4: Simplify right side
    853,516,114.13x = 326,901,872,862,331,712
  5. Step 5: Solve for x
    x = 326,901,872,862,331,712/853,516,114.13
  6. Step 6: Final answer
    x = 383,006,093.79

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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.