Home / 1,019,047,262.20-1,526,303,411.70-837,648,734.20

Finding the Fourth Proportional to 1,019,047,262.20, 1,526,303,411.70 and 837,648,734.20

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Solution

The fourth proportional to 1,019,047,262.20, 1,526,303,411.70 and 837,648,734.20 is: 1,254,609,249.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,047,262.20 : 1,526,303,411.70 = 837,648,734.20 : x
  2. Step 2: Convert to fraction form
    1,019,047,262.20/1,526,303,411.70 = 837,648,734.20/x
  3. Step 3: Cross multiply
    1,019,047,262.20x = 1,526,303,411.70 × 837,648,734.20
  4. Step 4: Simplify right side
    1,019,047,262.20x = 1,278,506,120,815,646,464
  5. Step 5: Solve for x
    x = 1,278,506,120,815,646,464/1,019,047,262.20
  6. Step 6: Final answer
    x = 1,254,609,249.48

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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.