Home / 115,894,828.80-173,779,257.60-47,744,409.60

Finding the Fourth Proportional to 115,894,828.80, 173,779,257.60 and 47,744,409.60

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Solution

The fourth proportional to 115,894,828.80, 173,779,257.60 and 47,744,409.60 is: 71,590,666.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,894,828.80 : 173,779,257.60 = 47,744,409.60 : x
  2. Step 2: Convert to fraction form
    115,894,828.80/173,779,257.60 = 47,744,409.60/x
  3. Step 3: Cross multiply
    115,894,828.80x = 173,779,257.60 × 47,744,409.60
  4. Step 4: Simplify right side
    115,894,828.80x = 8,296,988,054,838,313
  5. Step 5: Solve for x
    x = 8,296,988,054,838,313/115,894,828.80
  6. Step 6: Final answer
    x = 71,590,666.65

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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.