Home / 2,160,598,597.76-2,979,975,203.54-1,859,687,865.23

Finding the Fourth Proportional to 2,160,598,597.76, 2,979,975,203.54 and 1,859,687,865.23

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Solution

The fourth proportional to 2,160,598,597.76, 2,979,975,203.54 and 1,859,687,865.23 is: 2,564,948,311.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,598,597.76 : 2,979,975,203.54 = 1,859,687,865.23 : x
  2. Step 2: Convert to fraction form
    2,160,598,597.76/2,979,975,203.54 = 1,859,687,865.23/x
  3. Step 3: Cross multiply
    2,160,598,597.76x = 2,979,975,203.54 × 1,859,687,865.23
  4. Step 4: Simplify right side
    2,160,598,597.76x = 5,541,823,724,714,642,432
  5. Step 5: Solve for x
    x = 5,541,823,724,714,642,432/2,160,598,597.76
  6. Step 6: Final answer
    x = 2,564,948,311.30

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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.