Home / 261,360,908.10-392,041,362.15-248,606,324.10

Finding the Fourth Proportional to 261,360,908.10, 392,041,362.15 and 248,606,324.10

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Solution

The fourth proportional to 261,360,908.10, 392,041,362.15 and 248,606,324.10 is: 372,909,486.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,360,908.10 : 392,041,362.15 = 248,606,324.10 : x
  2. Step 2: Convert to fraction form
    261,360,908.10/392,041,362.15 = 248,606,324.10/x
  3. Step 3: Cross multiply
    261,360,908.10x = 392,041,362.15 × 248,606,324.10
  4. Step 4: Simplify right side
    261,360,908.10x = 97,463,961,939,268,368
  5. Step 5: Solve for x
    x = 97,463,961,939,268,368/261,360,908.10
  6. Step 6: Final answer
    x = 372,909,486.15

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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.