Home / 2,018,850,208.79-3,029,342,239.89-1,432,430,278.79

Finding the Fourth Proportional to 2,018,850,208.79, 3,029,342,239.89 and 1,432,430,278.79

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Solution

The fourth proportional to 2,018,850,208.79, 3,029,342,239.89 and 1,432,430,278.79 is: 2,149,402,432.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,850,208.79 : 3,029,342,239.89 = 1,432,430,278.79 : x
  2. Step 2: Convert to fraction form
    2,018,850,208.79/3,029,342,239.89 = 1,432,430,278.79/x
  3. Step 3: Cross multiply
    2,018,850,208.79x = 3,029,342,239.89 × 1,432,430,278.79
  4. Step 4: Simplify right side
    2,018,850,208.79x = 4,339,321,549,220,809,216
  5. Step 5: Solve for x
    x = 4,339,321,549,220,809,216/2,018,850,208.79
  6. Step 6: Final answer
    x = 2,149,402,432.30

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1.5x scale

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.