Home / 457,507,007.10-631,366,061.67-248,663,087.10

Finding the Fourth Proportional to 457,507,007.10, 631,366,061.67 and 248,663,087.10

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Solution

The fourth proportional to 457,507,007.10, 631,366,061.67 and 248,663,087.10 is: 343,158,534.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,507,007.10 : 631,366,061.67 = 248,663,087.10 : x
  2. Step 2: Convert to fraction form
    457,507,007.10/631,366,061.67 = 248,663,087.10/x
  3. Step 3: Cross multiply
    457,507,007.10x = 631,366,061.67 × 248,663,087.10
  4. Step 4: Simplify right side
    457,507,007.10x = 156,997,433,985,031,168
  5. Step 5: Solve for x
    x = 156,997,433,985,031,168/457,507,007.10
  6. Step 6: Final answer
    x = 343,158,534.29

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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.