Home / 782,281,170,036.23-1,173,421,755,054.30-752,527,276,481.02

Finding the Fourth Proportional to 782,281,170,036.23, 1,173,421,755,054.30 and 752,527,276,481.02

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Solution

The fourth proportional to 782,281,170,036.23, 1,173,421,755,054.30 and 752,527,276,481.02 is: 1,128,790,914,721.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,281,170,036.23 : 1,173,421,755,054.30 = 752,527,276,481.02 : x
  2. Step 2: Convert to fraction form
    782,281,170,036.23/1,173,421,755,054.30 = 752,527,276,481.02/x
  3. Step 3: Cross multiply
    782,281,170,036.23x = 1,173,421,755,054.30 × 752,527,276,481.02
  4. Step 4: Simplify right side
    782,281,170,036.23x = 883,031,877,494,591,069,356,032
  5. Step 5: Solve for x
    x = 883,031,877,494,591,069,356,032/782,281,170,036.23
  6. Step 6: Final answer
    x = 1,128,790,914,721.49

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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.