Home / 1,273,931,465,831.80-1,758,025,355,605.70-687,981,255,085.65

Finding the Fourth Proportional to 1,273,931,465,831.80, 1,758,025,355,605.70 and 687,981,255,085.65

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Solution

The fourth proportional to 1,273,931,465,831.80, 1,758,025,355,605.70 and 687,981,255,085.65 is: 949,414,095,704.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,931,465,831.80 : 1,758,025,355,605.70 = 687,981,255,085.65 : x
  2. Step 2: Convert to fraction form
    1,273,931,465,831.80/1,758,025,355,605.70 = 687,981,255,085.65/x
  3. Step 3: Cross multiply
    1,273,931,465,831.80x = 1,758,025,355,605.70 × 687,981,255,085.65
  4. Step 4: Simplify right side
    1,273,931,465,831.80x = 1,209,488,490,622,005,549,203,456
  5. Step 5: Solve for x
    x = 1,209,488,490,622,005,549,203,456/1,273,931,465,831.80
  6. Step 6: Final answer
    x = 949,414,095,704.34

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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.