Home / 965,671,364.40-1,447,515,023.40-473,627,857.20

Finding the Fourth Proportional to 965,671,364.40, 1,447,515,023.40 and 473,627,857.20

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Solution

The fourth proportional to 965,671,364.40, 1,447,515,023.40 and 473,627,857.20 is: 709,955,233.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,671,364.40 : 1,447,515,023.40 = 473,627,857.20 : x
  2. Step 2: Convert to fraction form
    965,671,364.40/1,447,515,023.40 = 473,627,857.20/x
  3. Step 3: Cross multiply
    965,671,364.40x = 1,447,515,023.40 × 473,627,857.20
  4. Step 4: Simplify right side
    965,671,364.40x = 685,583,438,797,749,888
  5. Step 5: Solve for x
    x = 685,583,438,797,749,888/965,671,364.40
  6. Step 6: Final answer
    x = 709,955,233.29

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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.