Home / 2,887,444,970.40-4,331,167,455.60-706,411,106.40

Finding the Fourth Proportional to 2,887,444,970.40, 4,331,167,455.60 and 706,411,106.40

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Solution

The fourth proportional to 2,887,444,970.40, 4,331,167,455.60 and 706,411,106.40 is: 1,059,616,659.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,444,970.40 : 4,331,167,455.60 = 706,411,106.40 : x
  2. Step 2: Convert to fraction form
    2,887,444,970.40/4,331,167,455.60 = 706,411,106.40/x
  3. Step 3: Cross multiply
    2,887,444,970.40x = 4,331,167,455.60 × 706,411,106.40
  4. Step 4: Simplify right side
    2,887,444,970.40x = 3,059,584,794,314,068,992
  5. Step 5: Solve for x
    x = 3,059,584,794,314,068,992/2,887,444,970.40
  6. Step 6: Final answer
    x = 1,059,616,659.60

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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.