Home / 1,165,674,192.84-1,748,319,765.48-418,535,298.72

Finding the Fourth Proportional to 1,165,674,192.84, 1,748,319,765.48 and 418,535,298.72

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Solution

The fourth proportional to 1,165,674,192.84, 1,748,319,765.48 and 418,535,298.72 is: 627,734,181.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,674,192.84 : 1,748,319,765.48 = 418,535,298.72 : x
  2. Step 2: Convert to fraction form
    1,165,674,192.84/1,748,319,765.48 = 418,535,298.72/x
  3. Step 3: Cross multiply
    1,165,674,192.84x = 1,748,319,765.48 × 418,535,298.72
  4. Step 4: Simplify right side
    1,165,674,192.84x = 731,733,535,303,252,224
  5. Step 5: Solve for x
    x = 731,733,535,303,252,224/1,165,674,192.84
  6. Step 6: Final answer
    x = 627,734,181.47

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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.