Home / 7,280,621,995,131.60-10,047,178,311,602-3,943,369,737,823.80

Finding the Fourth Proportional to 7,280,621,995,131.60, 10,047,178,311,602 and 3,943,369,737,823.80

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Solution

The fourth proportional to 7,280,621,995,131.60, 10,047,178,311,602 and 3,943,369,737,823.80 is: 5,441,806,885,590.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,621,995,131.60 : 10,047,178,311,602 = 3,943,369,737,823.80 : x
  2. Step 2: Convert to fraction form
    7,280,621,995,131.60/10,047,178,311,602 = 3,943,369,737,823.80/x
  3. Step 3: Cross multiply
    7,280,621,995,131.60x = 10,047,178,311,602 × 3,943,369,737,823.80
  4. Step 4: Simplify right side
    7,280,621,995,131.60x = 39,619,738,904,490,943,767,904,256
  5. Step 5: Solve for x
    x = 39,619,738,904,490,943,767,904,256/7,280,621,995,131.60
  6. Step 6: Final answer
    x = 5,441,806,885,590.80

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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.