Home / 2,560,159,893,663.70-3,840,465,597,937.90-722,314,656,628.40

Finding the Fourth Proportional to 2,560,159,893,663.70, 3,840,465,597,937.90 and 722,314,656,628.40

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Solution

The fourth proportional to 2,560,159,893,663.70, 3,840,465,597,937.90 and 722,314,656,628.40 is: 1,083,535,679,366.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560,159,893,663.70 : 3,840,465,597,937.90 = 722,314,656,628.40 : x
  2. Step 2: Convert to fraction form
    2,560,159,893,663.70/3,840,465,597,937.90 = 722,314,656,628.40/x
  3. Step 3: Cross multiply
    2,560,159,893,663.70x = 3,840,465,597,937.90 × 722,314,656,628.40
  4. Step 4: Simplify right side
    2,560,159,893,663.70x = 2,774,024,589,667,697,095,081,984
  5. Step 5: Solve for x
    x = 2,774,024,589,667,697,095,081,984/2,560,159,893,663.70
  6. Step 6: Final answer
    x = 1,083,535,679,366.47

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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.