Home / 932,028,187.08-1,286,682,480.72-680,850,569.64

Finding the Fourth Proportional to 932,028,187.08, 1,286,682,480.72 and 680,850,569.64

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Solution

The fourth proportional to 932,028,187.08, 1,286,682,480.72 and 680,850,569.64 is: 939,927,045.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,028,187.08 : 1,286,682,480.72 = 680,850,569.64 : x
  2. Step 2: Convert to fraction form
    932,028,187.08/1,286,682,480.72 = 680,850,569.64/x
  3. Step 3: Cross multiply
    932,028,187.08x = 1,286,682,480.72 × 680,850,569.64
  4. Step 4: Simplify right side
    932,028,187.08x = 876,038,499,944,020,352
  5. Step 5: Solve for x
    x = 876,038,499,944,020,352/932,028,187.08
  6. Step 6: Final answer
    x = 939,927,045.22

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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.