Home / 157,947,372.81-236,792,700.54-65,899,721.25

Finding the Fourth Proportional to 157,947,372.81, 236,792,700.54 and 65,899,721.25

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Solution

The fourth proportional to 157,947,372.81, 236,792,700.54 and 65,899,721.25 is: 98,796,027.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,947,372.81 : 236,792,700.54 = 65,899,721.25 : x
  2. Step 2: Convert to fraction form
    157,947,372.81/236,792,700.54 = 65,899,721.25/x
  3. Step 3: Cross multiply
    157,947,372.81x = 236,792,700.54 × 65,899,721.25
  4. Step 4: Simplify right side
    157,947,372.81x = 15,604,572,959,291,226
  5. Step 5: Solve for x
    x = 15,604,572,959,291,226/157,947,372.81
  6. Step 6: Final answer
    x = 98,796,027.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.