Home / 157,179,986,430.74-235,809,656,617.16-43,859,617,269.72

Finding the Fourth Proportional to 157,179,986,430.74, 235,809,656,617.16 and 43,859,617,269.72

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Solution

The fourth proportional to 157,179,986,430.74, 235,809,656,617.16 and 43,859,617,269.72 is: 65,800,497,395.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,179,986,430.74 : 235,809,656,617.16 = 43,859,617,269.72 : x
  2. Step 2: Convert to fraction form
    157,179,986,430.74/235,809,656,617.16 = 43,859,617,269.72/x
  3. Step 3: Cross multiply
    157,179,986,430.74x = 235,809,656,617.16 × 43,859,617,269.72
  4. Step 4: Simplify right side
    157,179,986,430.74x = 10,342,521,287,732,262,600,704
  5. Step 5: Solve for x
    x = 10,342,521,287,732,262,600,704/157,179,986,430.74
  6. Step 6: Final answer
    x = 65,800,497,395.32

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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.