Home / 631,145,678,584.44-946,705,254,103.44-153,617,640,851.18

Finding the Fourth Proportional to 631,145,678,584.44, 946,705,254,103.44 and 153,617,640,851.18

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Solution

The fourth proportional to 631,145,678,584.44, 946,705,254,103.44 and 153,617,640,851.18 is: 230,423,232,941.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,145,678,584.44 : 946,705,254,103.44 = 153,617,640,851.18 : x
  2. Step 2: Convert to fraction form
    631,145,678,584.44/946,705,254,103.44 = 153,617,640,851.18/x
  3. Step 3: Cross multiply
    631,145,678,584.44x = 946,705,254,103.44 × 153,617,640,851.18
  4. Step 4: Simplify right side
    631,145,678,584.44x = 145,430,627,716,787,330,875,392
  5. Step 5: Solve for x
    x = 145,430,627,716,787,330,875,392/631,145,678,584.44
  6. Step 6: Final answer
    x = 230,423,232,941.98

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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.