Home / 138,463,851.62-207,706,775.30-46,348,075.93

Finding the Fourth Proportional to 138,463,851.62, 207,706,775.30 and 46,348,075.93

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Solution

The fourth proportional to 138,463,851.62, 207,706,775.30 and 46,348,075.93 is: 69,525,795.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,463,851.62 : 207,706,775.30 = 46,348,075.93 : x
  2. Step 2: Convert to fraction form
    138,463,851.62/207,706,775.30 = 46,348,075.93/x
  3. Step 3: Cross multiply
    138,463,851.62x = 207,706,775.30 × 46,348,075.93
  4. Step 4: Simplify right side
    138,463,851.62x = 9,626,809,391,509,574
  5. Step 5: Solve for x
    x = 9,626,809,391,509,574/138,463,851.62
  6. Step 6: Final answer
    x = 69,525,795.21

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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.