Home / 1,301,383,141.86-1,952,070,454.98-472,335,679.40

Finding the Fourth Proportional to 1,301,383,141.86, 1,952,070,454.98 and 472,335,679.40

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Solution

The fourth proportional to 1,301,383,141.86, 1,952,070,454.98 and 472,335,679.40 is: 708,501,973.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,383,141.86 : 1,952,070,454.98 = 472,335,679.40 : x
  2. Step 2: Convert to fraction form
    1,301,383,141.86/1,952,070,454.98 = 472,335,679.40/x
  3. Step 3: Cross multiply
    1,301,383,141.86x = 1,952,070,454.98 × 472,335,679.40
  4. Step 4: Simplify right side
    1,301,383,141.86x = 922,032,524,579,885,056
  5. Step 5: Solve for x
    x = 922,032,524,579,885,056/1,301,383,141.86
  6. Step 6: Final answer
    x = 708,501,973.72

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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.