Home / 841,355,170.05-1,262,058,465.54-288,649,845.42

Finding the Fourth Proportional to 841,355,170.05, 1,262,058,465.54 and 288,649,845.42

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Solution

The fourth proportional to 841,355,170.05, 1,262,058,465.54 and 288,649,845.42 is: 432,983,588.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,355,170.05 : 1,262,058,465.54 = 288,649,845.42 : x
  2. Step 2: Convert to fraction form
    841,355,170.05/1,262,058,465.54 = 288,649,845.42/x
  3. Step 3: Cross multiply
    841,355,170.05x = 1,262,058,465.54 × 288,649,845.42
  4. Step 4: Simplify right side
    841,355,170.05x = 364,292,980,989,123,392
  5. Step 5: Solve for x
    x = 364,292,980,989,123,392/841,355,170.05
  6. Step 6: Final answer
    x = 432,983,588.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.