Home / 369,904,007.16-510,445,628.46-202,606,905.24

Finding the Fourth Proportional to 369,904,007.16, 510,445,628.46 and 202,606,905.24

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Solution

The fourth proportional to 369,904,007.16, 510,445,628.46 and 202,606,905.24 is: 279,585,533.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,904,007.16 : 510,445,628.46 = 202,606,905.24 : x
  2. Step 2: Convert to fraction form
    369,904,007.16/510,445,628.46 = 202,606,905.24/x
  3. Step 3: Cross multiply
    369,904,007.16x = 510,445,628.46 × 202,606,905.24
  4. Step 4: Simplify right side
    369,904,007.16x = 103,419,809,075,567,472
  5. Step 5: Solve for x
    x = 103,419,809,075,567,472/369,904,007.16
  6. Step 6: Final answer
    x = 279,585,533.20

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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.