Home / 1,911,286,010,368.10-2,867,381,172,032.10-620,494,769,419.90

Finding the Fourth Proportional to 1,911,286,010,368.10, 2,867,381,172,032.10 and 620,494,769,419.90

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Solution

The fourth proportional to 1,911,286,010,368.10, 2,867,381,172,032.10 and 620,494,769,419.90 is: 930,888,945,729.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,286,010,368.10 : 2,867,381,172,032.10 = 620,494,769,419.90 : x
  2. Step 2: Convert to fraction form
    1,911,286,010,368.10/2,867,381,172,032.10 = 620,494,769,419.90/x
  3. Step 3: Cross multiply
    1,911,286,010,368.10x = 2,867,381,172,032.10 × 620,494,769,419.90
  4. Step 4: Simplify right side
    1,911,286,010,368.10x = 1,779,195,019,179,020,716,605,440
  5. Step 5: Solve for x
    x = 1,779,195,019,179,020,716,605,440/1,911,286,010,368.10
  6. Step 6: Final answer
    x = 930,888,945,729.46

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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.