Home / 468,075,542.75-645,946,406.84-259,227,307.07

Finding the Fourth Proportional to 468,075,542.75, 645,946,406.84 and 259,227,307.07

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Solution

The fourth proportional to 468,075,542.75, 645,946,406.84 and 259,227,307.07 is: 357,734,878.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,075,542.75 : 645,946,406.84 = 259,227,307.07 : x
  2. Step 2: Convert to fraction form
    468,075,542.75/645,946,406.84 = 259,227,307.07/x
  3. Step 3: Cross multiply
    468,075,542.75x = 645,946,406.84 × 259,227,307.07
  4. Step 4: Simplify right side
    468,075,542.75x = 167,446,947,556,675,840
  5. Step 5: Solve for x
    x = 167,446,947,556,675,840/468,075,542.75
  6. Step 6: Final answer
    x = 357,734,878.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.