Home / 1,397,130,039.90-2,095,695,059.85-414,708,207.30

Finding the Fourth Proportional to 1,397,130,039.90, 2,095,695,059.85 and 414,708,207.30

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Solution

The fourth proportional to 1,397,130,039.90, 2,095,695,059.85 and 414,708,207.30 is: 622,062,310.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,130,039.90 : 2,095,695,059.85 = 414,708,207.30 : x
  2. Step 2: Convert to fraction form
    1,397,130,039.90/2,095,695,059.85 = 414,708,207.30/x
  3. Step 3: Cross multiply
    1,397,130,039.90x = 2,095,695,059.85 × 414,708,207.30
  4. Step 4: Simplify right side
    1,397,130,039.90x = 869,101,941,317,859,712
  5. Step 5: Solve for x
    x = 869,101,941,317,859,712/1,397,130,039.90
  6. Step 6: Final answer
    x = 622,062,310.95

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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.