Home / 932,338,329.63-1,286,622,408.92-514,646,961.27

Finding the Fourth Proportional to 932,338,329.63, 1,286,622,408.92 and 514,646,961.27

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Solution

The fourth proportional to 932,338,329.63, 1,286,622,408.92 and 514,646,961.27 is: 710,210,330.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,338,329.63 : 1,286,622,408.92 = 514,646,961.27 : x
  2. Step 2: Convert to fraction form
    932,338,329.63/1,286,622,408.92 = 514,646,961.27/x
  3. Step 3: Cross multiply
    932,338,329.63x = 1,286,622,408.92 × 514,646,961.27
  4. Step 4: Simplify right side
    932,338,329.63x = 662,156,313,052,565,376
  5. Step 5: Solve for x
    x = 662,156,313,052,565,376/932,338,329.63
  6. Step 6: Final answer
    x = 710,210,330.32

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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.