Home / 500,838,271.49-751,257,430.60-343,115,758.35

Finding the Fourth Proportional to 500,838,271.49, 751,257,430.60 and 343,115,758.35

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Solution

The fourth proportional to 500,838,271.49, 751,257,430.60 and 343,115,758.35 is: 514,673,653.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,838,271.49 : 751,257,430.60 = 343,115,758.35 : x
  2. Step 2: Convert to fraction form
    500,838,271.49/751,257,430.60 = 343,115,758.35/x
  3. Step 3: Cross multiply
    500,838,271.49x = 751,257,430.60 × 343,115,758.35
  4. Step 4: Simplify right side
    500,838,271.49x = 257,768,263,015,533,728
  5. Step 5: Solve for x
    x = 257,768,263,015,533,728/500,838,271.49
  6. Step 6: Final answer
    x = 514,673,653.54

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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.