Home / 913,458,038.76-1,260,573,338.52-495,770,330.04

Finding the Fourth Proportional to 913,458,038.76, 1,260,573,338.52 and 495,770,330.04

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Solution

The fourth proportional to 913,458,038.76, 1,260,573,338.52 and 495,770,330.04 is: 684,163,731.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,458,038.76 : 1,260,573,338.52 = 495,770,330.04 : x
  2. Step 2: Convert to fraction form
    913,458,038.76/1,260,573,338.52 = 495,770,330.04/x
  3. Step 3: Cross multiply
    913,458,038.76x = 1,260,573,338.52 × 495,770,330.04
  4. Step 4: Simplify right side
    913,458,038.76x = 624,954,860,077,685,120
  5. Step 5: Solve for x
    x = 624,954,860,077,685,120/913,458,038.76
  6. Step 6: Final answer
    x = 684,163,731.18

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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.