Home / 821,382,760.67-1,133,563,823.01-464,026,595.03

Finding the Fourth Proportional to 821,382,760.67, 1,133,563,823.01 and 464,026,595.03

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Solution

The fourth proportional to 821,382,760.67, 1,133,563,823.01 and 464,026,595.03 is: 640,388,118.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,382,760.67 : 1,133,563,823.01 = 464,026,595.03 : x
  2. Step 2: Convert to fraction form
    821,382,760.67/1,133,563,823.01 = 464,026,595.03/x
  3. Step 3: Cross multiply
    821,382,760.67x = 1,133,563,823.01 × 464,026,595.03
  4. Step 4: Simplify right side
    821,382,760.67x = 526,003,761,041,543,808
  5. Step 5: Solve for x
    x = 526,003,761,041,543,808/821,382,760.67
  6. Step 6: Final answer
    x = 640,388,118.95

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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.