Home / 932,023,475.17-1,286,219,664.01-508,664,290.26

Finding the Fourth Proportional to 932,023,475.17, 1,286,219,664.01 and 508,664,290.26

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Solution

The fourth proportional to 932,023,475.17, 1,286,219,664.01 and 508,664,290.26 is: 701,971,602.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,023,475.17 : 1,286,219,664.01 = 508,664,290.26 : x
  2. Step 2: Convert to fraction form
    932,023,475.17/1,286,219,664.01 = 508,664,290.26/x
  3. Step 3: Cross multiply
    932,023,475.17x = 1,286,219,664.01 × 508,664,290.26
  4. Step 4: Simplify right side
    932,023,475.17x = 654,254,012,512,102,272
  5. Step 5: Solve for x
    x = 654,254,012,512,102,272/932,023,475.17
  6. Step 6: Final answer
    x = 701,971,602.59

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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.