Home / 2,173,878,047.70-3,260,817,071.55-538,102,649.70

Finding the Fourth Proportional to 2,173,878,047.70, 3,260,817,071.55 and 538,102,649.70

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Solution

The fourth proportional to 2,173,878,047.70, 3,260,817,071.55 and 538,102,649.70 is: 807,153,974.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173,878,047.70 : 3,260,817,071.55 = 538,102,649.70 : x
  2. Step 2: Convert to fraction form
    2,173,878,047.70/3,260,817,071.55 = 538,102,649.70/x
  3. Step 3: Cross multiply
    2,173,878,047.70x = 3,260,817,071.55 × 538,102,649.70
  4. Step 4: Simplify right side
    2,173,878,047.70x = 1,754,654,306,388,049,664
  5. Step 5: Solve for x
    x = 1,754,654,306,388,049,664/2,173,878,047.70
  6. Step 6: Final answer
    x = 807,153,974.55

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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.