Home / 623,390,023.58-860,279,240.31-344,943,283.10

Finding the Fourth Proportional to 623,390,023.58, 860,279,240.31 and 344,943,283.10

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Solution

The fourth proportional to 623,390,023.58, 860,279,240.31 and 344,943,283.10 is: 476,022,288.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,390,023.58 : 860,279,240.31 = 344,943,283.10 : x
  2. Step 2: Convert to fraction form
    623,390,023.58/860,279,240.31 = 344,943,283.10/x
  3. Step 3: Cross multiply
    623,390,023.58x = 860,279,240.31 × 344,943,283.10
  4. Step 4: Simplify right side
    623,390,023.58x = 296,747,545,535,305,280
  5. Step 5: Solve for x
    x = 296,747,545,535,305,280/623,390,023.58
  6. Step 6: Final answer
    x = 476,022,288.31

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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.