Home / 3,113,977,691.12-4,297,300,602.75-1,685,048,810.54

Finding the Fourth Proportional to 3,113,977,691.12, 4,297,300,602.75 and 1,685,048,810.54

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Solution

The fourth proportional to 3,113,977,691.12, 4,297,300,602.75 and 1,685,048,810.54 is: 2,325,373,521.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,977,691.12 : 4,297,300,602.75 = 1,685,048,810.54 : x
  2. Step 2: Convert to fraction form
    3,113,977,691.12/4,297,300,602.75 = 1,685,048,810.54/x
  3. Step 3: Cross multiply
    3,113,977,691.12x = 4,297,300,602.75 × 1,685,048,810.54
  4. Step 4: Simplify right side
    3,113,977,691.12x = 7,241,161,269,175,226,368
  5. Step 5: Solve for x
    x = 7,241,161,269,175,226,368/3,113,977,691.12
  6. Step 6: Final answer
    x = 2,325,373,521.41

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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.