Home / 409,681,166.46-565,411,654.85-268,670,973.48

Finding the Fourth Proportional to 409,681,166.46, 565,411,654.85 and 268,670,973.48

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Solution

The fourth proportional to 409,681,166.46, 565,411,654.85 and 268,670,973.48 is: 370,799,812.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,681,166.46 : 565,411,654.85 = 268,670,973.48 : x
  2. Step 2: Convert to fraction form
    409,681,166.46/565,411,654.85 = 268,670,973.48/x
  3. Step 3: Cross multiply
    409,681,166.46x = 565,411,654.85 × 268,670,973.48
  4. Step 4: Simplify right side
    409,681,166.46x = 151,909,699,724,143,936
  5. Step 5: Solve for x
    x = 151,909,699,724,143,936/409,681,166.46
  6. Step 6: Final answer
    x = 370,799,812.54

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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.