Home / 1,397,130,041.40-2,095,695,062.10-414,708,208.80

Finding the Fourth Proportional to 1,397,130,041.40, 2,095,695,062.10 and 414,708,208.80

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Solution

The fourth proportional to 1,397,130,041.40, 2,095,695,062.10 and 414,708,208.80 is: 622,062,313.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,130,041.40 : 2,095,695,062.10 = 414,708,208.80 : x
  2. Step 2: Convert to fraction form
    1,397,130,041.40/2,095,695,062.10 = 414,708,208.80/x
  3. Step 3: Cross multiply
    1,397,130,041.40x = 2,095,695,062.10 × 414,708,208.80
  4. Step 4: Simplify right side
    1,397,130,041.40x = 869,101,945,394,495,744
  5. Step 5: Solve for x
    x = 869,101,945,394,495,744/1,397,130,041.40
  6. Step 6: Final answer
    x = 622,062,313.20

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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.