Home / 134,724,906.50-185,751,837.38-112,430,070.80

Finding the Fourth Proportional to 134,724,906.50, 185,751,837.38 and 112,430,070.80

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Solution

The fourth proportional to 134,724,906.50, 185,751,837.38 and 112,430,070.80 is: 155,012,853.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,724,906.50 : 185,751,837.38 = 112,430,070.80 : x
  2. Step 2: Convert to fraction form
    134,724,906.50/185,751,837.38 = 112,430,070.80/x
  3. Step 3: Cross multiply
    134,724,906.50x = 185,751,837.38 × 112,430,070.80
  4. Step 4: Simplify right side
    134,724,906.50x = 20,884,092,227,863,484
  5. Step 5: Solve for x
    x = 20,884,092,227,863,484/134,724,906.50
  6. Step 6: Final answer
    x = 155,012,853.75

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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.