Home / 752,400,483.54-1,038,325,498.75-413,323,252.89

Finding the Fourth Proportional to 752,400,483.54, 1,038,325,498.75 and 413,323,252.89

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Solution

The fourth proportional to 752,400,483.54, 1,038,325,498.75 and 413,323,252.89 is: 570,393,137.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,400,483.54 : 1,038,325,498.75 = 413,323,252.89 : x
  2. Step 2: Convert to fraction form
    752,400,483.54/1,038,325,498.75 = 413,323,252.89/x
  3. Step 3: Cross multiply
    752,400,483.54x = 1,038,325,498.75 × 413,323,252.89
  4. Step 4: Simplify right side
    752,400,483.54x = 429,164,072,701,981,632
  5. Step 5: Solve for x
    x = 429,164,072,701,981,632/752,400,483.54
  6. Step 6: Final answer
    x = 570,393,137.82

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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.