Home / 434,347,520,491.69-599,399,676,117.20-239,030,802,374.59

Finding the Fourth Proportional to 434,347,520,491.69, 599,399,676,117.20 and 239,030,802,374.59

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Solution

The fourth proportional to 434,347,520,491.69, 599,399,676,117.20 and 239,030,802,374.59 is: 329,862,561,119.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,347,520,491.69 : 599,399,676,117.20 = 239,030,802,374.59 : x
  2. Step 2: Convert to fraction form
    434,347,520,491.69/599,399,676,117.20 = 239,030,802,374.59/x
  3. Step 3: Cross multiply
    434,347,520,491.69x = 599,399,676,117.20 × 239,030,802,374.59
  4. Step 4: Simplify right side
    434,347,520,491.69x = 143,274,985,525,363,668,418,560
  5. Step 5: Solve for x
    x = 143,274,985,525,363,668,418,560/434,347,520,491.69
  6. Step 6: Final answer
    x = 329,862,561,119.66

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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.