Home / 134,724,908.48-185,751,840.16-112,430,072.80

Finding the Fourth Proportional to 134,724,908.48, 185,751,840.16 and 112,430,072.80

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Solution

The fourth proportional to 134,724,908.48, 185,751,840.16 and 112,430,072.80 is: 155,012,856.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,724,908.48 : 185,751,840.16 = 112,430,072.80 : x
  2. Step 2: Convert to fraction form
    134,724,908.48/185,751,840.16 = 112,430,072.80/x
  3. Step 3: Cross multiply
    134,724,908.48x = 185,751,840.16 × 112,430,072.80
  4. Step 4: Simplify right side
    134,724,908.48x = 20,884,092,911,922,764
  5. Step 5: Solve for x
    x = 20,884,092,911,922,764/134,724,908.48
  6. Step 6: Final answer
    x = 155,012,856.55

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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.