Home / 655,538,863.20-983,308,294.80-448,914,602.40

Finding the Fourth Proportional to 655,538,863.20, 983,308,294.80 and 448,914,602.40

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Solution

The fourth proportional to 655,538,863.20, 983,308,294.80 and 448,914,602.40 is: 673,371,903.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,538,863.20 : 983,308,294.80 = 448,914,602.40 : x
  2. Step 2: Convert to fraction form
    655,538,863.20/983,308,294.80 = 448,914,602.40/x
  3. Step 3: Cross multiply
    655,538,863.20x = 983,308,294.80 × 448,914,602.40
  4. Step 4: Simplify right side
    655,538,863.20x = 441,421,452,196,763,968
  5. Step 5: Solve for x
    x = 441,421,452,196,763,968/655,538,863.20
  6. Step 6: Final answer
    x = 673,371,903.60

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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.