Home / 2,110,823,250.66-2,911,725,851.52-1,316,490,172.20

Finding the Fourth Proportional to 2,110,823,250.66, 2,911,725,851.52 and 1,316,490,172.20

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Solution

The fourth proportional to 2,110,823,250.66, 2,911,725,851.52 and 1,316,490,172.20 is: 1,816,001,631.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,823,250.66 : 2,911,725,851.52 = 1,316,490,172.20 : x
  2. Step 2: Convert to fraction form
    2,110,823,250.66/2,911,725,851.52 = 1,316,490,172.20/x
  3. Step 3: Cross multiply
    2,110,823,250.66x = 2,911,725,851.52 × 1,316,490,172.20
  4. Step 4: Simplify right side
    2,110,823,250.66x = 3,833,258,467,666,756,608
  5. Step 5: Solve for x
    x = 3,833,258,467,666,756,608/2,110,823,250.66
  6. Step 6: Final answer
    x = 1,816,001,631.81

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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.