Home / 1,897,989,404.80-2,848,684,718.40-1,639,496,502.40

Finding the Fourth Proportional to 1,897,989,404.80, 2,848,684,718.40 and 1,639,496,502.40

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Solution

The fourth proportional to 1,897,989,404.80, 2,848,684,718.40 and 1,639,496,502.40 is: 2,460,713,753.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,989,404.80 : 2,848,684,718.40 = 1,639,496,502.40 : x
  2. Step 2: Convert to fraction form
    1,897,989,404.80/2,848,684,718.40 = 1,639,496,502.40/x
  3. Step 3: Cross multiply
    1,897,989,404.80x = 2,848,684,718.40 × 1,639,496,502.40
  4. Step 4: Simplify right side
    1,897,989,404.80x = 4,670,408,632,257,129,472
  5. Step 5: Solve for x
    x = 4,670,408,632,257,129,472/1,897,989,404.80
  6. Step 6: Final answer
    x = 2,460,713,753.43

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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.