Home / 117,313,901.04-161,876,657.40-70,259,946.96

Finding the Fourth Proportional to 117,313,901.04, 161,876,657.40 and 70,259,946.96

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Solution

The fourth proportional to 117,313,901.04, 161,876,657.40 and 70,259,946.96 is: 96,948,829.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,313,901.04 : 161,876,657.40 = 70,259,946.96 : x
  2. Step 2: Convert to fraction form
    117,313,901.04/161,876,657.40 = 70,259,946.96/x
  3. Step 3: Cross multiply
    117,313,901.04x = 161,876,657.40 × 70,259,946.96
  4. Step 4: Simplify right side
    117,313,901.04x = 11,373,445,362,986,090
  5. Step 5: Solve for x
    x = 11,373,445,362,986,090/117,313,901.04
  6. Step 6: Final answer
    x = 96,948,829.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.