Home / 354,312,245.60-531,468,368.40-316,048,493.60

Finding the Fourth Proportional to 354,312,245.60, 531,468,368.40 and 316,048,493.60

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Solution

The fourth proportional to 354,312,245.60, 531,468,368.40 and 316,048,493.60 is: 474,072,740.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,312,245.60 : 531,468,368.40 = 316,048,493.60 : x
  2. Step 2: Convert to fraction form
    354,312,245.60/531,468,368.40 = 316,048,493.60/x
  3. Step 3: Cross multiply
    354,312,245.60x = 531,468,368.40 × 316,048,493.60
  4. Step 4: Simplify right side
    354,312,245.60x = 167,969,777,228,869,856
  5. Step 5: Solve for x
    x = 167,969,777,228,869,856/354,312,245.60
  6. Step 6: Final answer
    x = 474,072,740.40

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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.