Home / 851,195,710.37-1,174,649,549.73-460,055,134.37

Finding the Fourth Proportional to 851,195,710.37, 1,174,649,549.73 and 460,055,134.37

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Solution

The fourth proportional to 851,195,710.37, 1,174,649,549.73 and 460,055,134.37 is: 634,875,798.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,195,710.37 : 1,174,649,549.73 = 460,055,134.37 : x
  2. Step 2: Convert to fraction form
    851,195,710.37/1,174,649,549.73 = 460,055,134.37/x
  3. Step 3: Cross multiply
    851,195,710.37x = 1,174,649,549.73 × 460,055,134.37
  4. Step 4: Simplify right side
    851,195,710.37x = 540,403,556,432,821,888
  5. Step 5: Solve for x
    x = 540,403,556,432,821,888/851,195,710.37
  6. Step 6: Final answer
    x = 634,875,798.66

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1.5x scale

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.