Home / 932,338,328.63-1,286,622,407.54-514,646,960.27

Finding the Fourth Proportional to 932,338,328.63, 1,286,622,407.54 and 514,646,960.27

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Solution

The fourth proportional to 932,338,328.63, 1,286,622,407.54 and 514,646,960.27 is: 710,210,328.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,338,328.63 : 1,286,622,407.54 = 514,646,960.27 : x
  2. Step 2: Convert to fraction form
    932,338,328.63/1,286,622,407.54 = 514,646,960.27/x
  3. Step 3: Cross multiply
    932,338,328.63x = 1,286,622,407.54 × 514,646,960.27
  4. Step 4: Simplify right side
    932,338,328.63x = 662,156,311,053,156,864
  5. Step 5: Solve for x
    x = 662,156,311,053,156,864/932,338,328.63
  6. Step 6: Final answer
    x = 710,210,328.93

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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.