Home / 476,670,837.79-657,813,589.21-262,098,485.91

Finding the Fourth Proportional to 476,670,837.79, 657,813,589.21 and 262,098,485.91

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Solution

The fourth proportional to 476,670,837.79, 657,813,589.21 and 262,098,485.91 is: 361,700,217.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,670,837.79 : 657,813,589.21 = 262,098,485.91 : x
  2. Step 2: Convert to fraction form
    476,670,837.79/657,813,589.21 = 262,098,485.91/x
  3. Step 3: Cross multiply
    476,670,837.79x = 657,813,589.21 × 262,098,485.91
  4. Step 4: Simplify right side
    476,670,837.79x = 172,411,945,742,963,712
  5. Step 5: Solve for x
    x = 172,411,945,742,963,712/476,670,837.79
  6. Step 6: Final answer
    x = 361,700,217.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.