Home / 1,490,049,076.41-2,235,419,445.60-507,484,128.33

Finding the Fourth Proportional to 1,490,049,076.41, 2,235,419,445.60 and 507,484,128.33

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Solution

The fourth proportional to 1,490,049,076.41, 2,235,419,445.60 and 507,484,128.33 is: 761,343,976.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,049,076.41 : 2,235,419,445.60 = 507,484,128.33 : x
  2. Step 2: Convert to fraction form
    1,490,049,076.41/2,235,419,445.60 = 507,484,128.33/x
  3. Step 3: Cross multiply
    1,490,049,076.41x = 2,235,419,445.60 × 507,484,128.33
  4. Step 4: Simplify right side
    1,490,049,076.41x = 1,134,439,888,802,247,808
  5. Step 5: Solve for x
    x = 1,134,439,888,802,247,808/1,490,049,076.41
  6. Step 6: Final answer
    x = 761,343,976.36

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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.