Home / 538,776,570,463.55-743,516,303,872.05-307,301,814,565.88

Finding the Fourth Proportional to 538,776,570,463.55, 743,516,303,872.05 and 307,301,814,565.88

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Solution

The fourth proportional to 538,776,570,463.55, 743,516,303,872.05 and 307,301,814,565.88 is: 424,079,148,695.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,776,570,463.55 : 743,516,303,872.05 = 307,301,814,565.88 : x
  2. Step 2: Convert to fraction form
    538,776,570,463.55/743,516,303,872.05 = 307,301,814,565.88/x
  3. Step 3: Cross multiply
    538,776,570,463.55x = 743,516,303,872.05 × 307,301,814,565.88
  4. Step 4: Simplify right side
    538,776,570,463.55x = 228,483,909,339,197,206,429,696
  5. Step 5: Solve for x
    x = 228,483,909,339,197,206,429,696/538,776,570,463.55
  6. Step 6: Final answer
    x = 424,079,148,695.38

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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.