Home / 913,458,040.76-1,260,573,341.28-495,770,332.04

Finding the Fourth Proportional to 913,458,040.76, 1,260,573,341.28 and 495,770,332.04

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Solution

The fourth proportional to 913,458,040.76, 1,260,573,341.28 and 495,770,332.04 is: 684,163,733.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,458,040.76 : 1,260,573,341.28 = 495,770,332.04 : x
  2. Step 2: Convert to fraction form
    913,458,040.76/1,260,573,341.28 = 495,770,332.04/x
  3. Step 3: Cross multiply
    913,458,040.76x = 1,260,573,341.28 × 495,770,332.04
  4. Step 4: Simplify right side
    913,458,040.76x = 624,954,863,967,157,888
  5. Step 5: Solve for x
    x = 624,954,863,967,157,888/913,458,040.76
  6. Step 6: Final answer
    x = 684,163,733.94

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Double scale
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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.