Home / 254,506,223,930.45-381,798,562,221.75-86,774,460,320.37

Finding the Fourth Proportional to 254,506,223,930.45, 381,798,562,221.75 and 86,774,460,320.37

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Solution

The fourth proportional to 254,506,223,930.45, 381,798,562,221.75 and 86,774,460,320.37 is: 130,175,064,783.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,506,223,930.45 : 381,798,562,221.75 = 86,774,460,320.37 : x
  2. Step 2: Convert to fraction form
    254,506,223,930.45/381,798,562,221.75 = 86,774,460,320.37/x
  3. Step 3: Cross multiply
    254,506,223,930.45x = 381,798,562,221.75 × 86,774,460,320.37
  4. Step 4: Simplify right side
    254,506,223,930.45x = 33,130,364,187,885,560,659,968
  5. Step 5: Solve for x
    x = 33,130,364,187,885,560,659,968/254,506,223,930.45
  6. Step 6: Final answer
    x = 130,175,064,783.25

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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.