Home / 468,864,030.40-703,296,045.60-239,540,459.20

Finding the Fourth Proportional to 468,864,030.40, 703,296,045.60 and 239,540,459.20

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Solution

The fourth proportional to 468,864,030.40, 703,296,045.60 and 239,540,459.20 is: 359,310,688.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,864,030.40 : 703,296,045.60 = 239,540,459.20 : x
  2. Step 2: Convert to fraction form
    468,864,030.40/703,296,045.60 = 239,540,459.20/x
  3. Step 3: Cross multiply
    468,864,030.40x = 703,296,045.60 × 239,540,459.20
  4. Step 4: Simplify right side
    468,864,030.40x = 168,467,857,716,568,128
  5. Step 5: Solve for x
    x = 168,467,857,716,568,128/468,864,030.40
  6. Step 6: Final answer
    x = 359,310,688.80

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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.