Home / 1,075,635,150.87-1,613,509,939.44-338,762,679.87

Finding the Fourth Proportional to 1,075,635,150.87, 1,613,509,939.44 and 338,762,679.87

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Solution

The fourth proportional to 1,075,635,150.87, 1,613,509,939.44 and 338,762,679.87 is: 508,162,038.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,635,150.87 : 1,613,509,939.44 = 338,762,679.87 : x
  2. Step 2: Convert to fraction form
    1,075,635,150.87/1,613,509,939.44 = 338,762,679.87/x
  3. Step 3: Cross multiply
    1,075,635,150.87x = 1,613,509,939.44 × 338,762,679.87
  4. Step 4: Simplify right side
    1,075,635,150.87x = 546,596,951,081,575,808
  5. Step 5: Solve for x
    x = 546,596,951,081,575,808/1,075,635,150.87
  6. Step 6: Final answer
    x = 508,162,038.62

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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.