Home / 780,992,273.34-1,077,502,388.49-446,224,596.66

Finding the Fourth Proportional to 780,992,273.34, 1,077,502,388.49 and 446,224,596.66

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Solution

The fourth proportional to 780,992,273.34, 1,077,502,388.49 and 446,224,596.66 is: 615,637,420.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,992,273.34 : 1,077,502,388.49 = 446,224,596.66 : x
  2. Step 2: Convert to fraction form
    780,992,273.34/1,077,502,388.49 = 446,224,596.66/x
  3. Step 3: Cross multiply
    780,992,273.34x = 1,077,502,388.49 × 446,224,596.66
  4. Step 4: Simplify right side
    780,992,273.34x = 480,808,068,704,136,896
  5. Step 5: Solve for x
    x = 480,808,068,704,136,896/780,992,273.34
  6. Step 6: Final answer
    x = 615,637,420.65

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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.