Home / 1,513,365,827.60-2,270,048,741.40-422,848,895.60

Finding the Fourth Proportional to 1,513,365,827.60, 2,270,048,741.40 and 422,848,895.60

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Solution

The fourth proportional to 1,513,365,827.60, 2,270,048,741.40 and 422,848,895.60 is: 634,273,343.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,365,827.60 : 2,270,048,741.40 = 422,848,895.60 : x
  2. Step 2: Convert to fraction form
    1,513,365,827.60/2,270,048,741.40 = 422,848,895.60/x
  3. Step 3: Cross multiply
    1,513,365,827.60x = 2,270,048,741.40 × 422,848,895.60
  4. Step 4: Simplify right side
    1,513,365,827.60x = 959,887,603,259,160,064
  5. Step 5: Solve for x
    x = 959,887,603,259,160,064/1,513,365,827.60
  6. Step 6: Final answer
    x = 634,273,343.40

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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.