Home / 1,635,390,047.70-2,453,085,071.55-982,355,346.90

Finding the Fourth Proportional to 1,635,390,047.70, 2,453,085,071.55 and 982,355,346.90

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Solution

The fourth proportional to 1,635,390,047.70, 2,453,085,071.55 and 982,355,346.90 is: 1,473,533,020.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,390,047.70 : 2,453,085,071.55 = 982,355,346.90 : x
  2. Step 2: Convert to fraction form
    1,635,390,047.70/2,453,085,071.55 = 982,355,346.90/x
  3. Step 3: Cross multiply
    1,635,390,047.70x = 2,453,085,071.55 × 982,355,346.90
  4. Step 4: Simplify right side
    1,635,390,047.70x = 2,409,801,236,437,711,872
  5. Step 5: Solve for x
    x = 2,409,801,236,437,711,872/1,635,390,047.70
  6. Step 6: Final answer
    x = 1,473,533,020.35

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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.