Home / 116,907,200.80-175,360,801.20-31,806,656.80

Finding the Fourth Proportional to 116,907,200.80, 175,360,801.20 and 31,806,656.80

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Solution

The fourth proportional to 116,907,200.80, 175,360,801.20 and 31,806,656.80 is: 47,709,985.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,907,200.80 : 175,360,801.20 = 31,806,656.80 : x
  2. Step 2: Convert to fraction form
    116,907,200.80/175,360,801.20 = 31,806,656.80/x
  3. Step 3: Cross multiply
    116,907,200.80x = 175,360,801.20 × 31,806,656.80
  4. Step 4: Simplify right side
    116,907,200.80x = 5,577,640,819,941,428
  5. Step 5: Solve for x
    x = 5,577,640,819,941,428/116,907,200.80
  6. Step 6: Final answer
    x = 47,709,985.20

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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.