Home / 1,483,192,779.87-2,045,875,018.28-879,936,307.40

Finding the Fourth Proportional to 1,483,192,779.87, 2,045,875,018.28 and 879,936,307.40

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Solution

The fourth proportional to 1,483,192,779.87, 2,045,875,018.28 and 879,936,307.40 is: 1,213,759,757.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,192,779.87 : 2,045,875,018.28 = 879,936,307.40 : x
  2. Step 2: Convert to fraction form
    1,483,192,779.87/2,045,875,018.28 = 879,936,307.40/x
  3. Step 3: Cross multiply
    1,483,192,779.87x = 2,045,875,018.28 × 879,936,307.40
  4. Step 4: Simplify right side
    1,483,192,779.87x = 1,800,239,708,987,925,760
  5. Step 5: Solve for x
    x = 1,800,239,708,987,925,760/1,483,192,779.87
  6. Step 6: Final answer
    x = 1,213,759,757.61

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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.