Home / 1,113,704,146.02-1,670,297,055.20-414,525,561.10

Finding the Fourth Proportional to 1,113,704,146.02, 1,670,297,055.20 and 414,525,561.10

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Solution

The fourth proportional to 1,113,704,146.02, 1,670,297,055.20 and 414,525,561.10 is: 621,691,879.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,704,146.02 : 1,670,297,055.20 = 414,525,561.10 : x
  2. Step 2: Convert to fraction form
    1,113,704,146.02/1,670,297,055.20 = 414,525,561.10/x
  3. Step 3: Cross multiply
    1,113,704,146.02x = 1,670,297,055.20 × 414,525,561.10
  4. Step 4: Simplify right side
    1,113,704,146.02x = 692,380,824,010,457,728
  5. Step 5: Solve for x
    x = 692,380,824,010,457,728/1,113,704,146.02
  6. Step 6: Final answer
    x = 621,691,879.74

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Double scale
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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.