Home / 1,351,190,077.07-2,027,090,730.63-729,391,962.72

Finding the Fourth Proportional to 1,351,190,077.07, 2,027,090,730.63 and 729,391,962.72

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Solution

The fourth proportional to 1,351,190,077.07, 2,027,090,730.63 and 729,391,962.72 is: 1,094,252,919.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,190,077.07 : 2,027,090,730.63 = 729,391,962.72 : x
  2. Step 2: Convert to fraction form
    1,351,190,077.07/2,027,090,730.63 = 729,391,962.72/x
  3. Step 3: Cross multiply
    1,351,190,077.07x = 2,027,090,730.63 × 729,391,962.72
  4. Step 4: Simplify right side
    1,351,190,077.07x = 1,478,543,686,629,689,088
  5. Step 5: Solve for x
    x = 1,478,543,686,629,689,088/1,351,190,077.07
  6. Step 6: Final answer
    x = 1,094,252,919.50

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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.