Home / 965,671,388.40-1,447,515,059.40-473,627,881.20

Finding the Fourth Proportional to 965,671,388.40, 1,447,515,059.40 and 473,627,881.20

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Solution

The fourth proportional to 965,671,388.40, 1,447,515,059.40 and 473,627,881.20 is: 709,955,269.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,671,388.40 : 1,447,515,059.40 = 473,627,881.20 : x
  2. Step 2: Convert to fraction form
    965,671,388.40/1,447,515,059.40 = 473,627,881.20/x
  3. Step 3: Cross multiply
    965,671,388.40x = 1,447,515,059.40 × 473,627,881.20
  4. Step 4: Simplify right side
    965,671,388.40x = 685,583,490,588,714,112
  5. Step 5: Solve for x
    x = 685,583,490,588,714,112/965,671,388.40
  6. Step 6: Final answer
    x = 709,955,269.28

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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.