Home / 507,617,289.72-761,428,562.28-231,075,106.92

Finding the Fourth Proportional to 507,617,289.72, 761,428,562.28 and 231,075,106.92

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Solution

The fourth proportional to 507,617,289.72, 761,428,562.28 and 231,075,106.92 is: 346,613,856.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,617,289.72 : 761,428,562.28 = 231,075,106.92 : x
  2. Step 2: Convert to fraction form
    507,617,289.72/761,428,562.28 = 231,075,106.92/x
  3. Step 3: Cross multiply
    507,617,289.72x = 761,428,562.28 × 231,075,106.92
  4. Step 4: Simplify right side
    507,617,289.72x = 175,947,186,440,792,864
  5. Step 5: Solve for x
    x = 175,947,186,440,792,864/507,617,289.72
  6. Step 6: Final answer
    x = 346,613,856.55

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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.