Home / 2,164,009,585.26-2,984,793,732.21-1,985,968,410.32

Finding the Fourth Proportional to 2,164,009,585.26, 2,984,793,732.21 and 1,985,968,410.32

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Solution

The fourth proportional to 2,164,009,585.26, 2,984,793,732.21 and 1,985,968,410.32 is: 2,739,223,570.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164,009,585.26 : 2,984,793,732.21 = 1,985,968,410.32 : x
  2. Step 2: Convert to fraction form
    2,164,009,585.26/2,984,793,732.21 = 1,985,968,410.32/x
  3. Step 3: Cross multiply
    2,164,009,585.26x = 2,984,793,732.21 × 1,985,968,410.32
  4. Step 4: Simplify right side
    2,164,009,585.26x = 5,927,706,063,490,193,408
  5. Step 5: Solve for x
    x = 5,927,706,063,490,193,408/2,164,009,585.26
  6. Step 6: Final answer
    x = 2,739,223,570.85

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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.