Home / 115,879,856.94-173,792,819.48-43,130,898.45

Finding the Fourth Proportional to 115,879,856.94, 173,792,819.48 and 43,130,898.45

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Solution

The fourth proportional to 115,879,856.94, 173,792,819.48 and 43,130,898.45 is: 64,686,310.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,879,856.94 : 173,792,819.48 = 43,130,898.45 : x
  2. Step 2: Convert to fraction form
    115,879,856.94/173,792,819.48 = 43,130,898.45/x
  3. Step 3: Cross multiply
    115,879,856.94x = 173,792,819.48 × 43,130,898.45
  4. Step 4: Simplify right side
    115,879,856.94x = 7,495,840,448,115,408
  5. Step 5: Solve for x
    x = 7,495,840,448,115,408/115,879,856.94
  6. Step 6: Final answer
    x = 64,686,310.86

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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.