Home / 1,471,301,748.08-2,030,888,419.48-876,772,665.28

Finding the Fourth Proportional to 1,471,301,748.08, 2,030,888,419.48 and 876,772,665.28

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Solution

The fourth proportional to 1,471,301,748.08, 2,030,888,419.48 and 876,772,665.28 is: 1,210,239,473.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,301,748.08 : 2,030,888,419.48 = 876,772,665.28 : x
  2. Step 2: Convert to fraction form
    1,471,301,748.08/2,030,888,419.48 = 876,772,665.28/x
  3. Step 3: Cross multiply
    1,471,301,748.08x = 2,030,888,419.48 × 876,772,665.28
  4. Step 4: Simplify right side
    1,471,301,748.08x = 1,780,627,452,433,766,144
  5. Step 5: Solve for x
    x = 1,780,627,452,433,766,144/1,471,301,748.08
  6. Step 6: Final answer
    x = 1,210,239,473.15

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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.