Home / 347,736,612.30-521,604,918.45-166,338,084.30

Finding the Fourth Proportional to 347,736,612.30, 521,604,918.45 and 166,338,084.30

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Solution

The fourth proportional to 347,736,612.30, 521,604,918.45 and 166,338,084.30 is: 249,507,126.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,736,612.30 : 521,604,918.45 = 166,338,084.30 : x
  2. Step 2: Convert to fraction form
    347,736,612.30/521,604,918.45 = 166,338,084.30/x
  3. Step 3: Cross multiply
    347,736,612.30x = 521,604,918.45 × 166,338,084.30
  4. Step 4: Simplify right side
    347,736,612.30x = 86,762,762,896,430,736
  5. Step 5: Solve for x
    x = 86,762,762,896,430,736/347,736,612.30
  6. Step 6: Final answer
    x = 249,507,126.45

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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.