Home / 7,638,767,549.20-11,458,151,323.80-7,277,175,092.80

Finding the Fourth Proportional to 7,638,767,549.20, 11,458,151,323.80 and 7,277,175,092.80

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Solution

The fourth proportional to 7,638,767,549.20, 11,458,151,323.80 and 7,277,175,092.80 is: 10,915,762,639.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,638,767,549.20 : 11,458,151,323.80 = 7,277,175,092.80 : x
  2. Step 2: Convert to fraction form
    7,638,767,549.20/11,458,151,323.80 = 7,277,175,092.80/x
  3. Step 3: Cross multiply
    7,638,767,549.20x = 11,458,151,323.80 × 7,277,175,092.80
  4. Step 4: Simplify right side
    7,638,767,549.20x = 83,382,973,423,090,712,576
  5. Step 5: Solve for x
    x = 83,382,973,423,090,712,576/7,638,767,549.20
  6. Step 6: Final answer
    x = 10,915,762,639.20

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1.5x scale

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.