Home / 1,204,988,776,430.20-1,808,260,778,873.20-440,012,878,548.68

Finding the Fourth Proportional to 1,204,988,776,430.20, 1,808,260,778,873.20 and 440,012,878,548.68

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Solution

The fourth proportional to 1,204,988,776,430.20, 1,808,260,778,873.20 and 440,012,878,548.68 is: 660,303,270,903.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,988,776,430.20 : 1,808,260,778,873.20 = 440,012,878,548.68 : x
  2. Step 2: Convert to fraction form
    1,204,988,776,430.20/1,808,260,778,873.20 = 440,012,878,548.68/x
  3. Step 3: Cross multiply
    1,204,988,776,430.20x = 1,808,260,778,873.20 × 440,012,878,548.68
  4. Step 4: Simplify right side
    1,204,988,776,430.20x = 795,658,030,478,674,756,632,576
  5. Step 5: Solve for x
    x = 795,658,030,478,674,756,632,576/1,204,988,776,430.20
  6. Step 6: Final answer
    x = 660,303,270,903.34

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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.