Home / 1,301,383,137.35-1,952,070,448.23-472,335,674.90

Finding the Fourth Proportional to 1,301,383,137.35, 1,952,070,448.23 and 472,335,674.90

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Solution

The fourth proportional to 1,301,383,137.35, 1,952,070,448.23 and 472,335,674.90 is: 708,501,966.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,383,137.35 : 1,952,070,448.23 = 472,335,674.90 : x
  2. Step 2: Convert to fraction form
    1,301,383,137.35/1,952,070,448.23 = 472,335,674.90/x
  3. Step 3: Cross multiply
    1,301,383,137.35x = 1,952,070,448.23 × 472,335,674.90
  4. Step 4: Simplify right side
    1,301,383,137.35x = 922,032,512,607,302,144
  5. Step 5: Solve for x
    x = 922,032,512,607,302,144/1,301,383,137.35
  6. Step 6: Final answer
    x = 708,501,966.98

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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.