Home / 256,652,159.03-354,180,073.62-139,177,458.13

Finding the Fourth Proportional to 256,652,159.03, 354,180,073.62 and 139,177,458.13

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Solution

The fourth proportional to 256,652,159.03, 354,180,073.62 and 139,177,458.13 is: 192,064,943.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,652,159.03 : 354,180,073.62 = 139,177,458.13 : x
  2. Step 2: Convert to fraction form
    256,652,159.03/354,180,073.62 = 139,177,458.13/x
  3. Step 3: Cross multiply
    256,652,159.03x = 354,180,073.62 × 139,177,458.13
  4. Step 4: Simplify right side
    256,652,159.03x = 49,293,882,367,467,632
  5. Step 5: Solve for x
    x = 49,293,882,367,467,632/256,652,159.03
  6. Step 6: Final answer
    x = 192,064,943.28

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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.