Home / 864,878,631,380.48-1,296,409,810,008.80-290,995,507,329.54

Finding the Fourth Proportional to 864,878,631,380.48, 1,296,409,810,008.80 and 290,995,507,329.54

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Solution

The fourth proportional to 864,878,631,380.48, 1,296,409,810,008.80 and 290,995,507,329.54 is: 436,187,710,833.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,878,631,380.48 : 1,296,409,810,008.80 = 290,995,507,329.54 : x
  2. Step 2: Convert to fraction form
    864,878,631,380.48/1,296,409,810,008.80 = 290,995,507,329.54/x
  3. Step 3: Cross multiply
    864,878,631,380.48x = 1,296,409,810,008.80 × 290,995,507,329.54
  4. Step 4: Simplify right side
    864,878,631,380.48x = 377,249,430,370,503,285,014,528
  5. Step 5: Solve for x
    x = 377,249,430,370,503,285,014,528/864,878,631,380.48
  6. Step 6: Final answer
    x = 436,187,710,833.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.