Home / 339,341,631,909.26-509,064,749,632-115,699,280,429.16

Finding the Fourth Proportional to 339,341,631,909.26, 509,064,749,632 and 115,699,280,429.16

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Solution

The fourth proportional to 339,341,631,909.26, 509,064,749,632 and 115,699,280,429.16 is: 173,566,753,047.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,341,631,909.26 : 509,064,749,632 = 115,699,280,429.16 : x
  2. Step 2: Convert to fraction form
    339,341,631,909.26/509,064,749,632 = 115,699,280,429.16/x
  3. Step 3: Cross multiply
    339,341,631,909.26x = 509,064,749,632 × 115,699,280,429.16
  4. Step 4: Simplify right side
    339,341,631,909.26x = 58,898,425,224,272,898,162,688
  5. Step 5: Solve for x
    x = 58,898,425,224,272,898,162,688/339,341,631,909.26
  6. Step 6: Final answer
    x = 173,566,753,047.33

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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.