Home / 1,008,426,032.04-1,391,629,254.30-556,293,803.88

Finding the Fourth Proportional to 1,008,426,032.04, 1,391,629,254.30 and 556,293,803.88

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Solution

The fourth proportional to 1,008,426,032.04, 1,391,629,254.30 and 556,293,803.88 is: 767,686,183.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,426,032.04 : 1,391,629,254.30 = 556,293,803.88 : x
  2. Step 2: Convert to fraction form
    1,008,426,032.04/1,391,629,254.30 = 556,293,803.88/x
  3. Step 3: Cross multiply
    1,008,426,032.04x = 1,391,629,254.30 × 556,293,803.88
  4. Step 4: Simplify right side
    1,008,426,032.04x = 774,154,731,465,234,816
  5. Step 5: Solve for x
    x = 774,154,731,465,234,816/1,008,426,032.04
  6. Step 6: Final answer
    x = 767,686,183.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.