Home / 848,510,551.98-1,272,819,624.12-266,267,777.58

Finding the Fourth Proportional to 848,510,551.98, 1,272,819,624.12 and 266,267,777.58

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Solution

The fourth proportional to 848,510,551.98, 1,272,819,624.12 and 266,267,777.58 is: 399,418,547.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,510,551.98 : 1,272,819,624.12 = 266,267,777.58 : x
  2. Step 2: Convert to fraction form
    848,510,551.98/1,272,819,624.12 = 266,267,777.58/x
  3. Step 3: Cross multiply
    848,510,551.98x = 1,272,819,624.12 × 266,267,777.58
  4. Step 4: Simplify right side
    848,510,551.98x = 338,910,852,574,643,328
  5. Step 5: Solve for x
    x = 338,910,852,574,643,328/848,510,551.98
  6. Step 6: Final answer
    x = 399,418,547.93

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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.