Home / 1,468,306,070.78-2,026,311,321.87-824,675,428.51

Finding the Fourth Proportional to 1,468,306,070.78, 2,026,311,321.87 and 824,675,428.51

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Solution

The fourth proportional to 1,468,306,070.78, 2,026,311,321.87 and 824,675,428.51 is: 1,138,079,580.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468,306,070.78 : 2,026,311,321.87 = 824,675,428.51 : x
  2. Step 2: Convert to fraction form
    1,468,306,070.78/2,026,311,321.87 = 824,675,428.51/x
  3. Step 3: Cross multiply
    1,468,306,070.78x = 2,026,311,321.87 × 824,675,428.51
  4. Step 4: Simplify right side
    1,468,306,070.78x = 1,671,049,157,652,741,120
  5. Step 5: Solve for x
    x = 1,671,049,157,652,741,120/1,468,306,070.78
  6. Step 6: Final answer
    x = 1,138,079,580.89

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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.