Home / 851,195,702.87-1,174,649,539.39-460,055,126.87

Finding the Fourth Proportional to 851,195,702.87, 1,174,649,539.39 and 460,055,126.87

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Solution

The fourth proportional to 851,195,702.87, 1,174,649,539.39 and 460,055,126.87 is: 634,875,788.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,195,702.87 : 1,174,649,539.39 = 460,055,126.87 : x
  2. Step 2: Convert to fraction form
    851,195,702.87/1,174,649,539.39 = 460,055,126.87/x
  3. Step 3: Cross multiply
    851,195,702.87x = 1,174,649,539.39 × 460,055,126.87
  4. Step 4: Simplify right side
    851,195,702.87x = 540,403,542,865,980,352
  5. Step 5: Solve for x
    x = 540,403,542,865,980,352/851,195,702.87
  6. Step 6: Final answer
    x = 634,875,788.31

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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.