Home / 559,872,553.70-839,808,830.55-521,608,801.70

Finding the Fourth Proportional to 559,872,553.70, 839,808,830.55 and 521,608,801.70

Calculator

Solution

The fourth proportional to 559,872,553.70, 839,808,830.55 and 521,608,801.70 is: 782,413,202.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,872,553.70 : 839,808,830.55 = 521,608,801.70 : x
  2. Step 2: Convert to fraction form
    559,872,553.70/839,808,830.55 = 521,608,801.70/x
  3. Step 3: Cross multiply
    559,872,553.70x = 839,808,830.55 × 521,608,801.70
  4. Step 4: Simplify right side
    559,872,553.70x = 438,051,677,760,263,808
  5. Step 5: Solve for x
    x = 438,051,677,760,263,808/559,872,553.70
  6. Step 6: Final answer
    x = 782,413,202.55

Related Problems

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.