Home / 291,029,441.60-436,604,815.20-97,001,134.40

Finding the Fourth Proportional to 291,029,441.60, 436,604,815.20 and 97,001,134.40

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Solution

The fourth proportional to 291,029,441.60, 436,604,815.20 and 97,001,134.40 is: 145,521,917.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,029,441.60 : 436,604,815.20 = 97,001,134.40 : x
  2. Step 2: Convert to fraction form
    291,029,441.60/436,604,815.20 = 97,001,134.40/x
  3. Step 3: Cross multiply
    291,029,441.60x = 436,604,815.20 × 97,001,134.40
  4. Step 4: Simplify right side
    291,029,441.60x = 42,351,162,358,902,368
  5. Step 5: Solve for x
    x = 42,351,162,358,902,368/291,029,441.60
  6. Step 6: Final answer
    x = 145,521,917.39

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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.