Home / 1,094,674,094.20-1,639,721,886.90-512,904,878.20

Finding the Fourth Proportional to 1,094,674,094.20, 1,639,721,886.90 and 512,904,878.20

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Solution

The fourth proportional to 1,094,674,094.20, 1,639,721,886.90 and 512,904,878.20 is: 768,284,696.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,674,094.20 : 1,639,721,886.90 = 512,904,878.20 : x
  2. Step 2: Convert to fraction form
    1,094,674,094.20/1,639,721,886.90 = 512,904,878.20/x
  3. Step 3: Cross multiply
    1,094,674,094.20x = 1,639,721,886.90 × 512,904,878.20
  4. Step 4: Simplify right side
    1,094,674,094.20x = 841,021,354,682,318,720
  5. Step 5: Solve for x
    x = 841,021,354,682,318,720/1,094,674,094.20
  6. Step 6: Final answer
    x = 768,284,696.91

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1.5x scale

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.