Home / 7,280,621,995,129.60-10,047,178,311,600-3,943,369,737,822

Finding the Fourth Proportional to 7,280,621,995,129.60, 10,047,178,311,600 and 3,943,369,737,822

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Solution

The fourth proportional to 7,280,621,995,129.60, 10,047,178,311,600 and 3,943,369,737,822 is: 5,441,806,885,588.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,621,995,129.60 : 10,047,178,311,600 = 3,943,369,737,822 : x
  2. Step 2: Convert to fraction form
    7,280,621,995,129.60/10,047,178,311,600 = 3,943,369,737,822/x
  3. Step 3: Cross multiply
    7,280,621,995,129.60x = 10,047,178,311,600 × 3,943,369,737,822
  4. Step 4: Simplify right side
    7,280,621,995,129.60x = 39,619,738,904,464,976,395,632,640
  5. Step 5: Solve for x
    x = 39,619,738,904,464,976,395,632,640/7,280,621,995,129.60
  6. Step 6: Final answer
    x = 5,441,806,885,588.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.