Home / 1,663,736,446.30-2,296,028,040.14-921,180,574.66

Finding the Fourth Proportional to 1,663,736,446.30, 2,296,028,040.14 and 921,180,574.66

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Solution

The fourth proportional to 1,663,736,446.30, 2,296,028,040.14 and 921,180,574.66 is: 1,271,268,916.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,736,446.30 : 2,296,028,040.14 = 921,180,574.66 : x
  2. Step 2: Convert to fraction form
    1,663,736,446.30/2,296,028,040.14 = 921,180,574.66/x
  3. Step 3: Cross multiply
    1,663,736,446.30x = 2,296,028,040.14 × 921,180,574.66
  4. Step 4: Simplify right side
    1,663,736,446.30x = 2,115,056,429,451,638,528
  5. Step 5: Solve for x
    x = 2,115,056,429,451,638,528/1,663,736,446.30
  6. Step 6: Final answer
    x = 1,271,268,916.51

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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.