Home / 302,684,530.92-454,026,802.35-72,653,615.58

Finding the Fourth Proportional to 302,684,530.92, 454,026,802.35 and 72,653,615.58

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Solution

The fourth proportional to 302,684,530.92, 454,026,802.35 and 72,653,615.58 is: 108,980,424.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,684,530.92 : 454,026,802.35 = 72,653,615.58 : x
  2. Step 2: Convert to fraction form
    302,684,530.92/454,026,802.35 = 72,653,615.58/x
  3. Step 3: Cross multiply
    302,684,530.92x = 454,026,802.35 × 72,653,615.58
  4. Step 4: Simplify right side
    302,684,530.92x = 32,986,688,760,953,540
  5. Step 5: Solve for x
    x = 32,986,688,760,953,540/302,684,530.92
  6. Step 6: Final answer
    x = 108,980,424.80

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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.