Home / 666,035,660,606.25-998,935,395,044.80-302,916,272,148.74

Finding the Fourth Proportional to 666,035,660,606.25, 998,935,395,044.80 and 302,916,272,148.74

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Solution

The fourth proportional to 666,035,660,606.25, 998,935,395,044.80 and 302,916,272,148.74 is: 454,320,697,646.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,035,660,606.25 : 998,935,395,044.80 = 302,916,272,148.74 : x
  2. Step 2: Convert to fraction form
    666,035,660,606.25/998,935,395,044.80 = 302,916,272,148.74/x
  3. Step 3: Cross multiply
    666,035,660,606.25x = 998,935,395,044.80 × 302,916,272,148.74
  4. Step 4: Simplify right side
    666,035,660,606.25x = 302,593,785,984,399,725,035,520
  5. Step 5: Solve for x
    x = 302,593,785,984,399,725,035,520/666,035,660,606.25
  6. Step 6: Final answer
    x = 454,320,697,646.98

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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.