Home / 692,501,961.76-1,038,755,009.32-167,868,983.44

Finding the Fourth Proportional to 692,501,961.76, 1,038,755,009.32 and 167,868,983.44

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Solution

The fourth proportional to 692,501,961.76, 1,038,755,009.32 and 167,868,983.44 is: 251,803,976.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,501,961.76 : 1,038,755,009.32 = 167,868,983.44 : x
  2. Step 2: Convert to fraction form
    692,501,961.76/1,038,755,009.32 = 167,868,983.44/x
  3. Step 3: Cross multiply
    692,501,961.76x = 1,038,755,009.32 × 167,868,983.44
  4. Step 4: Simplify right side
    692,501,961.76x = 174,374,747,457,756,128
  5. Step 5: Solve for x
    x = 174,374,747,457,756,128/692,501,961.76
  6. Step 6: Final answer
    x = 251,803,976.14

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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.