Home / 66,974,688,101.70-100,462,032,152.55-54,577,232,453.70

Finding the Fourth Proportional to 66,974,688,101.70, 100,462,032,152.55 and 54,577,232,453.70

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Solution

The fourth proportional to 66,974,688,101.70, 100,462,032,152.55 and 54,577,232,453.70 is: 81,865,848,680.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,974,688,101.70 : 100,462,032,152.55 = 54,577,232,453.70 : x
  2. Step 2: Convert to fraction form
    66,974,688,101.70/100,462,032,152.55 = 54,577,232,453.70/x
  3. Step 3: Cross multiply
    66,974,688,101.70x = 100,462,032,152.55 × 54,577,232,453.70
  4. Step 4: Simplify right side
    66,974,688,101.70x = 5,482,939,681,560,804,196,352
  5. Step 5: Solve for x
    x = 5,482,939,681,560,804,196,352/66,974,688,101.70
  6. Step 6: Final answer
    x = 81,865,848,680.55

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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.