Home / 347,736,613.80-521,604,920.70-166,338,085.80

Finding the Fourth Proportional to 347,736,613.80, 521,604,920.70 and 166,338,085.80

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Solution

The fourth proportional to 347,736,613.80, 521,604,920.70 and 166,338,085.80 is: 249,507,128.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,736,613.80 : 521,604,920.70 = 166,338,085.80 : x
  2. Step 2: Convert to fraction form
    347,736,613.80/521,604,920.70 = 166,338,085.80/x
  3. Step 3: Cross multiply
    347,736,613.80x = 521,604,920.70 × 166,338,085.80
  4. Step 4: Simplify right side
    347,736,613.80x = 86,762,764,053,098,800
  5. Step 5: Solve for x
    x = 86,762,764,053,098,800/347,736,613.80
  6. Step 6: Final answer
    x = 249,507,128.70

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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.