Home / 1,076,990,899.38-1,486,365,536.55-624,968,442.42

Finding the Fourth Proportional to 1,076,990,899.38, 1,486,365,536.55 and 624,968,442.42

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Solution

The fourth proportional to 1,076,990,899.38, 1,486,365,536.55 and 624,968,442.42 is: 862,524,980.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,990,899.38 : 1,486,365,536.55 = 624,968,442.42 : x
  2. Step 2: Convert to fraction form
    1,076,990,899.38/1,486,365,536.55 = 624,968,442.42/x
  3. Step 3: Cross multiply
    1,076,990,899.38x = 1,486,365,536.55 × 624,968,442.42
  4. Step 4: Simplify right side
    1,076,990,899.38x = 928,931,554,244,420,992
  5. Step 5: Solve for x
    x = 928,931,554,244,420,992/1,076,990,899.38
  6. Step 6: Final answer
    x = 862,524,980.28

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Half scale
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Double scale
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1.5x scale

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.