Home / 117,249,683.74-175,876,022.34-30,987,345.22

Finding the Fourth Proportional to 117,249,683.74, 175,876,022.34 and 30,987,345.22

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Solution

The fourth proportional to 117,249,683.74, 175,876,022.34 and 30,987,345.22 is: 46,481,413.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,249,683.74 : 175,876,022.34 = 30,987,345.22 : x
  2. Step 2: Convert to fraction form
    117,249,683.74/175,876,022.34 = 30,987,345.22/x
  3. Step 3: Cross multiply
    117,249,683.74x = 175,876,022.34 × 30,987,345.22
  4. Step 4: Simplify right side
    117,249,683.74x = 5,449,931,020,170,012
  5. Step 5: Solve for x
    x = 5,449,931,020,170,012/117,249,683.74
  6. Step 6: Final answer
    x = 46,481,413.39

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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.