Home / 1,152,072,974.34-1,589,354,063.64-675,520,097.40

Finding the Fourth Proportional to 1,152,072,974.34, 1,589,354,063.64 and 675,520,097.40

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Solution

The fourth proportional to 1,152,072,974.34, 1,589,354,063.64 and 675,520,097.40 is: 931,920,664.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,072,974.34 : 1,589,354,063.64 = 675,520,097.40 : x
  2. Step 2: Convert to fraction form
    1,152,072,974.34/1,589,354,063.64 = 675,520,097.40/x
  3. Step 3: Cross multiply
    1,152,072,974.34x = 1,589,354,063.64 × 675,520,097.40
  4. Step 4: Simplify right side
    1,152,072,974.34x = 1,073,640,611,873,178,624
  5. Step 5: Solve for x
    x = 1,073,640,611,873,178,624/1,152,072,974.34
  6. Step 6: Final answer
    x = 931,920,664.56

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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.