Home / 847,129,687.19-1,266,793,688.13-805,804,835.03

Finding the Fourth Proportional to 847,129,687.19, 1,266,793,688.13 and 805,804,835.03

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Solution

The fourth proportional to 847,129,687.19, 1,266,793,688.13 and 805,804,835.03 is: 1,204,996,701.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,129,687.19 : 1,266,793,688.13 = 805,804,835.03 : x
  2. Step 2: Convert to fraction form
    847,129,687.19/1,266,793,688.13 = 805,804,835.03/x
  3. Step 3: Cross multiply
    847,129,687.19x = 1,266,793,688.13 × 805,804,835.03
  4. Step 4: Simplify right side
    847,129,687.19x = 1,020,788,478,883,806,976
  5. Step 5: Solve for x
    x = 1,020,788,478,883,806,976/847,129,687.19
  6. Step 6: Final answer
    x = 1,204,996,701.59

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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.