Home / 703,658,080.18-971,029,662.54-386,117,350.56

Finding the Fourth Proportional to 703,658,080.18, 971,029,662.54 and 386,117,350.56

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Solution

The fourth proportional to 703,658,080.18, 971,029,662.54 and 386,117,350.56 is: 532,831,798.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,658,080.18 : 971,029,662.54 = 386,117,350.56 : x
  2. Step 2: Convert to fraction form
    703,658,080.18/971,029,662.54 = 386,117,350.56/x
  3. Step 3: Cross multiply
    703,658,080.18x = 971,029,662.54 × 386,117,350.56
  4. Step 4: Simplify right side
    703,658,080.18x = 374,931,400,615,115,648
  5. Step 5: Solve for x
    x = 374,931,400,615,115,648/703,658,080.18
  6. Step 6: Final answer
    x = 532,831,798.82

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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.