Home / 623,500,810.38-860,433,399.09-337,392,340.11

Finding the Fourth Proportional to 623,500,810.38, 860,433,399.09 and 337,392,340.11

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Solution

The fourth proportional to 623,500,810.38, 860,433,399.09 and 337,392,340.11 is: 465,602,663.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,500,810.38 : 860,433,399.09 = 337,392,340.11 : x
  2. Step 2: Convert to fraction form
    623,500,810.38/860,433,399.09 = 337,392,340.11/x
  3. Step 3: Cross multiply
    623,500,810.38x = 860,433,399.09 × 337,392,340.11
  4. Step 4: Simplify right side
    623,500,810.38x = 290,303,638,027,776,640
  5. Step 5: Solve for x
    x = 290,303,638,027,776,640/623,500,810.38
  6. Step 6: Final answer
    x = 465,602,663.53

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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.