Home / 448,584,020.16-619,326,188.64-343,961,102.40

Finding the Fourth Proportional to 448,584,020.16, 619,326,188.64 and 343,961,102.40

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Solution

The fourth proportional to 448,584,020.16, 619,326,188.64 and 343,961,102.40 is: 474,881,201.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,584,020.16 : 619,326,188.64 = 343,961,102.40 : x
  2. Step 2: Convert to fraction form
    448,584,020.16/619,326,188.64 = 343,961,102.40/x
  3. Step 3: Cross multiply
    448,584,020.16x = 619,326,188.64 × 343,961,102.40
  4. Step 4: Simplify right side
    448,584,020.16x = 213,024,118,589,804,736
  5. Step 5: Solve for x
    x = 213,024,118,589,804,736/448,584,020.16
  6. Step 6: Final answer
    x = 474,881,201.77

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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.