Home / 549,932,683.74-760,905,537.78-479,515,032.06

Finding the Fourth Proportional to 549,932,683.74, 760,905,537.78 and 479,515,032.06

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Solution

The fourth proportional to 549,932,683.74, 760,905,537.78 and 479,515,032.06 is: 663,473,283.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,932,683.74 : 760,905,537.78 = 479,515,032.06 : x
  2. Step 2: Convert to fraction form
    549,932,683.74/760,905,537.78 = 479,515,032.06/x
  3. Step 3: Cross multiply
    549,932,683.74x = 760,905,537.78 × 479,515,032.06
  4. Step 4: Simplify right side
    549,932,683.74x = 364,865,643,343,208,256
  5. Step 5: Solve for x
    x = 364,865,643,343,208,256/549,932,683.74
  6. Step 6: Final answer
    x = 663,473,283.42

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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.