Home / 346,032,403.20-519,048,604.80-305,721,619.20

Finding the Fourth Proportional to 346,032,403.20, 519,048,604.80 and 305,721,619.20

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Solution

The fourth proportional to 346,032,403.20, 519,048,604.80 and 305,721,619.20 is: 458,582,428.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,032,403.20 : 519,048,604.80 = 305,721,619.20 : x
  2. Step 2: Convert to fraction form
    346,032,403.20/519,048,604.80 = 305,721,619.20/x
  3. Step 3: Cross multiply
    346,032,403.20x = 519,048,604.80 × 305,721,619.20
  4. Step 4: Simplify right side
    346,032,403.20x = 158,684,379,902,956,896
  5. Step 5: Solve for x
    x = 158,684,379,902,956,896/346,032,403.20
  6. Step 6: Final answer
    x = 458,582,428.80

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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.