Home / 864,878,631,380.10-1,296,409,810,008.30-290,995,507,329.16

Finding the Fourth Proportional to 864,878,631,380.10, 1,296,409,810,008.30 and 290,995,507,329.16

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Solution

The fourth proportional to 864,878,631,380.10, 1,296,409,810,008.30 and 290,995,507,329.16 is: 436,187,710,832.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,878,631,380.10 : 1,296,409,810,008.30 = 290,995,507,329.16 : x
  2. Step 2: Convert to fraction form
    864,878,631,380.10/1,296,409,810,008.30 = 290,995,507,329.16/x
  3. Step 3: Cross multiply
    864,878,631,380.10x = 1,296,409,810,008.30 × 290,995,507,329.16
  4. Step 4: Simplify right side
    864,878,631,380.10x = 377,249,430,369,865,146,826,752
  5. Step 5: Solve for x
    x = 377,249,430,369,865,146,826,752/864,878,631,380.10
  6. Step 6: Final answer
    x = 436,187,710,832.77

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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.