Home / 297,173,623.95-445,783,893.53-78,824,030.58

Finding the Fourth Proportional to 297,173,623.95, 445,783,893.53 and 78,824,030.58

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Solution

The fourth proportional to 297,173,623.95, 445,783,893.53 and 78,824,030.58 is: 118,242,267.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,173,623.95 : 445,783,893.53 = 78,824,030.58 : x
  2. Step 2: Convert to fraction form
    297,173,623.95/445,783,893.53 = 78,824,030.58/x
  3. Step 3: Cross multiply
    297,173,623.95x = 445,783,893.53 × 78,824,030.58
  4. Step 4: Simplify right side
    297,173,623.95x = 35,138,483,255,286,060
  5. Step 5: Solve for x
    x = 35,138,483,255,286,060/297,173,623.95
  6. Step 6: Final answer
    x = 118,242,267.90

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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.