Home / 413,139,502.80-570,089,169.28-234,466,493.20

Finding the Fourth Proportional to 413,139,502.80, 570,089,169.28 and 234,466,493.20

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Solution

The fourth proportional to 413,139,502.80, 570,089,169.28 and 234,466,493.20 is: 323,539,161.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,139,502.80 : 570,089,169.28 = 234,466,493.20 : x
  2. Step 2: Convert to fraction form
    413,139,502.80/570,089,169.28 = 234,466,493.20/x
  3. Step 3: Cross multiply
    413,139,502.80x = 570,089,169.28 × 234,466,493.20
  4. Step 4: Simplify right side
    413,139,502.80x = 133,666,808,332,382,752
  5. Step 5: Solve for x
    x = 133,666,808,332,382,752/413,139,502.80
  6. Step 6: Final answer
    x = 323,539,161.53

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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.