Home / 66,974,688,003.20-100,462,032,004.80-54,577,232,355.20

Finding the Fourth Proportional to 66,974,688,003.20, 100,462,032,004.80 and 54,577,232,355.20

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Solution

The fourth proportional to 66,974,688,003.20, 100,462,032,004.80 and 54,577,232,355.20 is: 81,865,848,532.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,974,688,003.20 : 100,462,032,004.80 = 54,577,232,355.20 : x
  2. Step 2: Convert to fraction form
    66,974,688,003.20/100,462,032,004.80 = 54,577,232,355.20/x
  3. Step 3: Cross multiply
    66,974,688,003.20x = 100,462,032,004.80 × 54,577,232,355.20
  4. Step 4: Simplify right side
    66,974,688,003.20x = 5,482,939,663,601,508,548,608
  5. Step 5: Solve for x
    x = 5,482,939,663,601,508,548,608/66,974,688,003.20
  6. Step 6: Final answer
    x = 81,865,848,532.80

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Double scale
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1.5x scale

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.