Home / 606,388,001.70-909,582,002.55-299,616,636.90

Finding the Fourth Proportional to 606,388,001.70, 909,582,002.55 and 299,616,636.90

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Solution

The fourth proportional to 606,388,001.70, 909,582,002.55 and 299,616,636.90 is: 449,424,955.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,388,001.70 : 909,582,002.55 = 299,616,636.90 : x
  2. Step 2: Convert to fraction form
    606,388,001.70/909,582,002.55 = 299,616,636.90/x
  3. Step 3: Cross multiply
    606,388,001.70x = 909,582,002.55 × 299,616,636.90
  4. Step 4: Simplify right side
    606,388,001.70x = 272,525,900,588,798,176
  5. Step 5: Solve for x
    x = 272,525,900,588,798,176/606,388,001.70
  6. Step 6: Final answer
    x = 449,424,955.35

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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.