Home / 897,075,782.70-1,345,865,616.45-437,028,960.30

Finding the Fourth Proportional to 897,075,782.70, 1,345,865,616.45 and 437,028,960.30

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Solution

The fourth proportional to 897,075,782.70, 1,345,865,616.45 and 437,028,960.30 is: 655,666,179.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,075,782.70 : 1,345,865,616.45 = 437,028,960.30 : x
  2. Step 2: Convert to fraction form
    897,075,782.70/1,345,865,616.45 = 437,028,960.30/x
  3. Step 3: Cross multiply
    897,075,782.70x = 1,345,865,616.45 × 437,028,960.30
  4. Step 4: Simplify right side
    897,075,782.70x = 588,182,251,060,662,144
  5. Step 5: Solve for x
    x = 588,182,251,060,662,144/897,075,782.70
  6. Step 6: Final answer
    x = 655,666,179.38

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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.