Home / 598,768,015.60-898,152,023.40-367,988,777.20

Finding the Fourth Proportional to 598,768,015.60, 898,152,023.40 and 367,988,777.20

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Solution

The fourth proportional to 598,768,015.60, 898,152,023.40 and 367,988,777.20 is: 551,983,165.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,768,015.60 : 898,152,023.40 = 367,988,777.20 : x
  2. Step 2: Convert to fraction form
    598,768,015.60/898,152,023.40 = 367,988,777.20/x
  3. Step 3: Cross multiply
    598,768,015.60x = 898,152,023.40 × 367,988,777.20
  4. Step 4: Simplify right side
    598,768,015.60x = 330,509,864,830,671,744
  5. Step 5: Solve for x
    x = 330,509,864,830,671,744/598,768,015.60
  6. Step 6: Final answer
    x = 551,983,165.80

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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.