Home / 115,104,751.16-172,779,981.44-49,558,327.24

Finding the Fourth Proportional to 115,104,751.16, 172,779,981.44 and 49,558,327.24

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Solution

The fourth proportional to 115,104,751.16, 172,779,981.44 and 49,558,327.24 is: 74,390,385.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,104,751.16 : 172,779,981.44 = 49,558,327.24 : x
  2. Step 2: Convert to fraction form
    115,104,751.16/172,779,981.44 = 49,558,327.24/x
  3. Step 3: Cross multiply
    115,104,751.16x = 172,779,981.44 × 49,558,327.24
  4. Step 4: Simplify right side
    115,104,751.16x = 8,562,686,860,724,647
  5. Step 5: Solve for x
    x = 8,562,686,860,724,647/115,104,751.16
  6. Step 6: Final answer
    x = 74,390,385.93

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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.