Home / 1,370,849,053.64-2,056,173,004.94-437,921,410.37

Finding the Fourth Proportional to 1,370,849,053.64, 2,056,173,004.94 and 437,921,410.37

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Solution

The fourth proportional to 1,370,849,053.64, 2,056,173,004.94 and 437,921,410.37 is: 656,849,986.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,849,053.64 : 2,056,173,004.94 = 437,921,410.37 : x
  2. Step 2: Convert to fraction form
    1,370,849,053.64/2,056,173,004.94 = 437,921,410.37/x
  3. Step 3: Cross multiply
    1,370,849,053.64x = 2,056,173,004.94 × 437,921,410.37
  4. Step 4: Simplify right side
    1,370,849,053.64x = 900,442,182,275,575,296
  5. Step 5: Solve for x
    x = 900,442,182,275,575,296/1,370,849,053.64
  6. Step 6: Final answer
    x = 656,849,986.43

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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.