Home / 975,526,476.86-1,346,190,489.84-529,480,263.37

Finding the Fourth Proportional to 975,526,476.86, 1,346,190,489.84 and 529,480,263.37

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Solution

The fourth proportional to 975,526,476.86, 1,346,190,489.84 and 529,480,263.37 is: 730,663,197.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,526,476.86 : 1,346,190,489.84 = 529,480,263.37 : x
  2. Step 2: Convert to fraction form
    975,526,476.86/1,346,190,489.84 = 529,480,263.37/x
  3. Step 3: Cross multiply
    975,526,476.86x = 1,346,190,489.84 × 529,480,263.37
  4. Step 4: Simplify right side
    975,526,476.86x = 712,781,295,106,672,512
  5. Step 5: Solve for x
    x = 712,781,295,106,672,512/975,526,476.86
  6. Step 6: Final answer
    x = 730,663,197.79

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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.