Home / 145,382,335.54-218,075,402.82-48,338,043.16

Finding the Fourth Proportional to 145,382,335.54, 218,075,402.82 and 48,338,043.16

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Solution

The fourth proportional to 145,382,335.54, 218,075,402.82 and 48,338,043.16 is: 72,507,696.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,382,335.54 : 218,075,402.82 = 48,338,043.16 : x
  2. Step 2: Convert to fraction form
    145,382,335.54/218,075,402.82 = 48,338,043.16/x
  3. Step 3: Cross multiply
    145,382,335.54x = 218,075,402.82 × 48,338,043.16
  4. Step 4: Simplify right side
    145,382,335.54x = 10,541,338,233,647,544
  5. Step 5: Solve for x
    x = 10,541,338,233,647,544/145,382,335.54
  6. Step 6: Final answer
    x = 72,507,696.31

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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.