Home / 5,680,112,133.60-7,838,404,381.93-3,174,006,438.72

Finding the Fourth Proportional to 5,680,112,133.60, 7,838,404,381.93 and 3,174,006,438.72

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Solution

The fourth proportional to 5,680,112,133.60, 7,838,404,381.93 and 3,174,006,438.72 is: 4,380,044,863.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680,112,133.60 : 7,838,404,381.93 = 3,174,006,438.72 : x
  2. Step 2: Convert to fraction form
    5,680,112,133.60/7,838,404,381.93 = 3,174,006,438.72/x
  3. Step 3: Cross multiply
    5,680,112,133.60x = 7,838,404,381.93 × 3,174,006,438.72
  4. Step 4: Simplify right side
    5,680,112,133.60x = 24,879,145,977,552,117,760
  5. Step 5: Solve for x
    x = 24,879,145,977,552,117,760/5,680,112,133.60
  6. Step 6: Final answer
    x = 4,380,044,863.97

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1.5x scale

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.