Home / 126,867,322.89-175,068,095.06-70,354,983.98

Finding the Fourth Proportional to 126,867,322.89, 175,068,095.06 and 70,354,983.98

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Solution

The fourth proportional to 126,867,322.89, 175,068,095.06 and 70,354,983.98 is: 97,084,991.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,867,322.89 : 175,068,095.06 = 70,354,983.98 : x
  2. Step 2: Convert to fraction form
    126,867,322.89/175,068,095.06 = 70,354,983.98/x
  3. Step 3: Cross multiply
    126,867,322.89x = 175,068,095.06 × 70,354,983.98
  4. Step 4: Simplify right side
    126,867,322.89x = 12,316,913,023,968,976
  5. Step 5: Solve for x
    x = 12,316,913,023,968,976/126,867,322.89
  6. Step 6: Final answer
    x = 97,084,991.97

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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.