Home / 1,911,286,010,381.40-2,867,381,172,051.80-620,494,769,433.02

Finding the Fourth Proportional to 1,911,286,010,381.40, 2,867,381,172,051.80 and 620,494,769,433.02

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Solution

The fourth proportional to 1,911,286,010,381.40, 2,867,381,172,051.80 and 620,494,769,433.02 is: 930,888,945,749.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,286,010,381.40 : 2,867,381,172,051.80 = 620,494,769,433.02 : x
  2. Step 2: Convert to fraction form
    1,911,286,010,381.40/2,867,381,172,051.80 = 620,494,769,433.02/x
  3. Step 3: Cross multiply
    1,911,286,010,381.40x = 2,867,381,172,051.80 × 620,494,769,433.02
  4. Step 4: Simplify right side
    1,911,286,010,381.40x = 1,779,195,019,228,864,348,946,432
  5. Step 5: Solve for x
    x = 1,779,195,019,228,864,348,946,432/1,911,286,010,381.40
  6. Step 6: Final answer
    x = 930,888,945,749.06

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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.