Home / 1,051,114,496.47-1,576,828,521.57-387,077,458.44

Finding the Fourth Proportional to 1,051,114,496.47, 1,576,828,521.57 and 387,077,458.44

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Solution

The fourth proportional to 1,051,114,496.47, 1,576,828,521.57 and 387,077,458.44 is: 580,673,921.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,114,496.47 : 1,576,828,521.57 = 387,077,458.44 : x
  2. Step 2: Convert to fraction form
    1,051,114,496.47/1,576,828,521.57 = 387,077,458.44/x
  3. Step 3: Cross multiply
    1,051,114,496.47x = 1,576,828,521.57 × 387,077,458.44
  4. Step 4: Simplify right side
    1,051,114,496.47x = 610,354,776,525,018,240
  5. Step 5: Solve for x
    x = 610,354,776,525,018,240/1,051,114,496.47
  6. Step 6: Final answer
    x = 580,673,921.42

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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.