Home / 115,835,779.40-173,751,012.30-58,312,603.40

Finding the Fourth Proportional to 115,835,779.40, 173,751,012.30 and 58,312,603.40

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Solution

The fourth proportional to 115,835,779.40, 173,751,012.30 and 58,312,603.40 is: 87,467,567.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,835,779.40 : 173,751,012.30 = 58,312,603.40 : x
  2. Step 2: Convert to fraction form
    115,835,779.40/173,751,012.30 = 58,312,603.40/x
  3. Step 3: Cross multiply
    115,835,779.40x = 173,751,012.30 × 58,312,603.40
  4. Step 4: Simplify right side
    115,835,779.40x = 10,131,873,870,598,422
  5. Step 5: Solve for x
    x = 10,131,873,870,598,422/115,835,779.40
  6. Step 6: Final answer
    x = 87,467,567.65

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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.