Home / 369,648,239.46-510,094,361.12-202,352,137.07

Finding the Fourth Proportional to 369,648,239.46, 510,094,361.12 and 202,352,137.07

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Solution

The fourth proportional to 369,648,239.46, 510,094,361.12 and 202,352,137.07 is: 279,234,886.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,648,239.46 : 510,094,361.12 = 202,352,137.07 : x
  2. Step 2: Convert to fraction form
    369,648,239.46/510,094,361.12 = 202,352,137.07/x
  3. Step 3: Cross multiply
    369,648,239.46x = 510,094,361.12 × 202,352,137.07
  4. Step 4: Simplify right side
    369,648,239.46x = 103,218,684,076,426,080
  5. Step 5: Solve for x
    x = 103,218,684,076,426,080/369,648,239.46
  6. Step 6: Final answer
    x = 279,234,886.19

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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.