Home / 836,122,548.10-1,153,922,647.08-459,845,434.54

Finding the Fourth Proportional to 836,122,548.10, 1,153,922,647.08 and 459,845,434.54

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Solution

The fourth proportional to 836,122,548.10, 1,153,922,647.08 and 459,845,434.54 is: 634,627,139.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,122,548.10 : 1,153,922,647.08 = 459,845,434.54 : x
  2. Step 2: Convert to fraction form
    836,122,548.10/1,153,922,647.08 = 459,845,434.54/x
  3. Step 3: Cross multiply
    836,122,548.10x = 1,153,922,647.08 × 459,845,434.54
  4. Step 4: Simplify right side
    836,122,548.10x = 530,626,061,072,049,664
  5. Step 5: Solve for x
    x = 530,626,061,072,049,664/836,122,548.10
  6. Step 6: Final answer
    x = 634,627,139.62

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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.