Home / 2,854,943,475.78-3,939,833,333.93-1,601,798,511.90

Finding the Fourth Proportional to 2,854,943,475.78, 3,939,833,333.93 and 1,601,798,511.90

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Solution

The fourth proportional to 2,854,943,475.78, 3,939,833,333.93 and 1,601,798,511.90 is: 2,210,488,307.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854,943,475.78 : 3,939,833,333.93 = 1,601,798,511.90 : x
  2. Step 2: Convert to fraction form
    2,854,943,475.78/3,939,833,333.93 = 1,601,798,511.90/x
  3. Step 3: Cross multiply
    2,854,943,475.78x = 3,939,833,333.93 × 1,601,798,511.90
  4. Step 4: Simplify right side
    2,854,943,475.78x = 6,310,819,171,415,080,960
  5. Step 5: Solve for x
    x = 6,310,819,171,415,080,960/2,854,943,475.78
  6. Step 6: Final answer
    x = 2,210,488,307.37

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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.