Home / 436,614,969.34-602,525,538.12-238,376,457.64

Finding the Fourth Proportional to 436,614,969.34, 602,525,538.12 and 238,376,457.64

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Solution

The fourth proportional to 436,614,969.34, 602,525,538.12 and 238,376,457.64 is: 328,957,808.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,614,969.34 : 602,525,538.12 = 238,376,457.64 : x
  2. Step 2: Convert to fraction form
    436,614,969.34/602,525,538.12 = 238,376,457.64/x
  3. Step 3: Cross multiply
    436,614,969.34x = 602,525,538.12 × 238,376,457.64
  4. Step 4: Simplify right side
    436,614,969.34x = 143,627,903,414,680,384
  5. Step 5: Solve for x
    x = 143,627,903,414,680,384/436,614,969.34
  6. Step 6: Final answer
    x = 328,957,808.37

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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.