Home / 456,762,282.25-630,315,070.96-247,913,940.87

Finding the Fourth Proportional to 456,762,282.25, 630,315,070.96 and 247,913,940.87

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Solution

The fourth proportional to 456,762,282.25, 630,315,070.96 and 247,913,940.87 is: 342,112,077.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,762,282.25 : 630,315,070.96 = 247,913,940.87 : x
  2. Step 2: Convert to fraction form
    456,762,282.25/630,315,070.96 = 247,913,940.87/x
  3. Step 3: Cross multiply
    456,762,282.25x = 630,315,070.96 × 247,913,940.87
  4. Step 4: Simplify right side
    456,762,282.25x = 156,263,893,227,675,936
  5. Step 5: Solve for x
    x = 156,263,893,227,675,936/456,762,282.25
  6. Step 6: Final answer
    x = 342,112,077.33

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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.