Home / 556,350,182.76-767,764,763.01-305,470,824.33

Finding the Fourth Proportional to 556,350,182.76, 767,764,763.01 and 305,470,824.33

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Solution

The fourth proportional to 556,350,182.76, 767,764,763.01 and 305,470,824.33 is: 421,550,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,350,182.76 : 767,764,763.01 = 305,470,824.33 : x
  2. Step 2: Convert to fraction form
    556,350,182.76/767,764,763.01 = 305,470,824.33/x
  3. Step 3: Cross multiply
    556,350,182.76x = 767,764,763.01 × 305,470,824.33
  4. Step 4: Simplify right side
    556,350,182.76x = 234,529,735,048,191,776
  5. Step 5: Solve for x
    x = 234,529,735,048,191,776/556,350,182.76
  6. Step 6: Final answer
    x = 421,550,567.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.