Home / 2,958,445,314.50-4,082,576,393.88-1,688,263,531.70

Finding the Fourth Proportional to 2,958,445,314.50, 4,082,576,393.88 and 1,688,263,531.70

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Solution

The fourth proportional to 2,958,445,314.50, 4,082,576,393.88 and 1,688,263,531.70 is: 2,329,759,082.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958,445,314.50 : 4,082,576,393.88 = 1,688,263,531.70 : x
  2. Step 2: Convert to fraction form
    2,958,445,314.50/4,082,576,393.88 = 1,688,263,531.70/x
  3. Step 3: Cross multiply
    2,958,445,314.50x = 4,082,576,393.88 × 1,688,263,531.70
  4. Step 4: Simplify right side
    2,958,445,314.50x = 6,892,464,841,166,899,200
  5. Step 5: Solve for x
    x = 6,892,464,841,166,899,200/2,958,445,314.50
  6. Step 6: Final answer
    x = 2,329,759,082.38

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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.