Home / 456,749,464-630,314,952.96-247,905,683.04

Finding the Fourth Proportional to 456,749,464, 630,314,952.96 and 247,905,683.04

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Solution

The fourth proportional to 456,749,464, 630,314,952.96 and 247,905,683.04 is: 342,110,218.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,749,464 : 630,314,952.96 = 247,905,683.04 : x
  2. Step 2: Convert to fraction form
    456,749,464/630,314,952.96 = 247,905,683.04/x
  3. Step 3: Cross multiply
    456,749,464x = 630,314,952.96 × 247,905,683.04
  4. Step 4: Simplify right side
    456,749,464x = 156,258,658,943,874,272
  5. Step 5: Solve for x
    x = 156,258,658,943,874,272/456,749,464
  6. Step 6: Final answer
    x = 342,110,218.53

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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.