Home / 2,895,865,129.60-4,343,797,694.40-714,831,265.60

Finding the Fourth Proportional to 2,895,865,129.60, 4,343,797,694.40 and 714,831,265.60

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Solution

The fourth proportional to 2,895,865,129.60, 4,343,797,694.40 and 714,831,265.60 is: 1,072,246,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895,865,129.60 : 4,343,797,694.40 = 714,831,265.60 : x
  2. Step 2: Convert to fraction form
    2,895,865,129.60/4,343,797,694.40 = 714,831,265.60/x
  3. Step 3: Cross multiply
    2,895,865,129.60x = 4,343,797,694.40 × 714,831,265.60
  4. Step 4: Simplify right side
    2,895,865,129.60x = 3,105,082,403,398,313,984
  5. Step 5: Solve for x
    x = 3,105,082,403,398,313,984/2,895,865,129.60
  6. Step 6: Final answer
    x = 1,072,246,898.40

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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.