Home / 1,152,023,352.48-1,589,796,439.92-623,387,342.40

Finding the Fourth Proportional to 1,152,023,352.48, 1,589,796,439.92 and 623,387,342.40

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Solution

The fourth proportional to 1,152,023,352.48, 1,589,796,439.92 and 623,387,342.40 is: 860,276,812.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,023,352.48 : 1,589,796,439.92 = 623,387,342.40 : x
  2. Step 2: Convert to fraction form
    1,152,023,352.48/1,589,796,439.92 = 623,387,342.40/x
  3. Step 3: Cross multiply
    1,152,023,352.48x = 1,589,796,439.92 × 623,387,342.40
  4. Step 4: Simplify right side
    1,152,023,352.48x = 991,058,977,638,710,016
  5. Step 5: Solve for x
    x = 991,058,977,638,710,016/1,152,023,352.48
  6. Step 6: Final answer
    x = 860,276,812.54

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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.