Home / 1,548,686,489.61-2,137,160,447.03-843,844,262.93

Finding the Fourth Proportional to 1,548,686,489.61, 2,137,160,447.03 and 843,844,262.93

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Solution

The fourth proportional to 1,548,686,489.61, 2,137,160,447.03 and 843,844,262.93 is: 1,164,490,420.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548,686,489.61 : 2,137,160,447.03 = 843,844,262.93 : x
  2. Step 2: Convert to fraction form
    1,548,686,489.61/2,137,160,447.03 = 843,844,262.93/x
  3. Step 3: Cross multiply
    1,548,686,489.61x = 2,137,160,447.03 × 843,844,262.93
  4. Step 4: Simplify right side
    1,548,686,489.61x = 1,803,430,582,172,274,688
  5. Step 5: Solve for x
    x = 1,803,430,582,172,274,688/1,548,686,489.61
  6. Step 6: Final answer
    x = 1,164,490,420.93

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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.