Home / 31,755,300,492.40-47,618,972,957.63-16,828,968,957.59

Finding the Fourth Proportional to 31,755,300,492.40, 47,618,972,957.63 and 16,828,968,957.59

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Solution

The fourth proportional to 31,755,300,492.40, 47,618,972,957.63 and 16,828,968,957.59 is: 25,236,045,802.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,755,300,492.40 : 47,618,972,957.63 = 16,828,968,957.59 : x
  2. Step 2: Convert to fraction form
    31,755,300,492.40/47,618,972,957.63 = 16,828,968,957.59/x
  3. Step 3: Cross multiply
    31,755,300,492.40x = 47,618,972,957.63 × 16,828,968,957.59
  4. Step 4: Simplify right side
    31,755,300,492.40x = 801,378,217,696,306,659,328
  5. Step 5: Solve for x
    x = 801,378,217,696,306,659,328/31,755,300,492.40
  6. Step 6: Final answer
    x = 25,236,045,802.44

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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.