Home / 509,577,075.36-764,357,921.10-229,260,039.18

Finding the Fourth Proportional to 509,577,075.36, 764,357,921.10 and 229,260,039.18

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Solution

The fourth proportional to 509,577,075.36, 764,357,921.10 and 229,260,039.18 is: 343,886,598.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,577,075.36 : 764,357,921.10 = 229,260,039.18 : x
  2. Step 2: Convert to fraction form
    509,577,075.36/764,357,921.10 = 229,260,039.18/x
  3. Step 3: Cross multiply
    509,577,075.36x = 764,357,921.10 × 229,260,039.18
  4. Step 4: Simplify right side
    509,577,075.36x = 175,236,726,938,929,344
  5. Step 5: Solve for x
    x = 175,236,726,938,929,344/509,577,075.36
  6. Step 6: Final answer
    x = 343,886,598.15

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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.