Home / 4,428,685,878.40-6,643,985,411.40-1,323,582,403.60

Finding the Fourth Proportional to 4,428,685,878.40, 6,643,985,411.40 and 1,323,582,403.60

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Solution

The fourth proportional to 4,428,685,878.40, 6,643,985,411.40 and 1,323,582,403.60 is: 1,985,659,498.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,685,878.40 : 6,643,985,411.40 = 1,323,582,403.60 : x
  2. Step 2: Convert to fraction form
    4,428,685,878.40/6,643,985,411.40 = 1,323,582,403.60/x
  3. Step 3: Cross multiply
    4,428,685,878.40x = 6,643,985,411.40 × 1,323,582,403.60
  4. Step 4: Simplify right side
    4,428,685,878.40x = 8,793,862,180,304,145,408
  5. Step 5: Solve for x
    x = 8,793,862,180,304,145,408/4,428,685,878.40
  6. Step 6: Final answer
    x = 1,985,659,498.50

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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.