Home / 2,952,457,105.60-4,429,323,387.60-882,388,122.40

Finding the Fourth Proportional to 2,952,457,105.60, 4,429,323,387.60 and 882,388,122.40

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Solution

The fourth proportional to 2,952,457,105.60, 4,429,323,387.60 and 882,388,122.40 is: 1,323,772,778.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952,457,105.60 : 4,429,323,387.60 = 882,388,122.40 : x
  2. Step 2: Convert to fraction form
    2,952,457,105.60/4,429,323,387.60 = 882,388,122.40/x
  3. Step 3: Cross multiply
    2,952,457,105.60x = 4,429,323,387.60 × 882,388,122.40
  4. Step 4: Simplify right side
    2,952,457,105.60x = 3,908,382,347,486,771,712
  5. Step 5: Solve for x
    x = 3,908,382,347,486,771,712/2,952,457,105.60
  6. Step 6: Final answer
    x = 1,323,772,778.98

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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.