Home / 45,349,724,427.20-68,024,586,640.80-31,146,219,684.80

Finding the Fourth Proportional to 45,349,724,427.20, 68,024,586,640.80 and 31,146,219,684.80

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Solution

The fourth proportional to 45,349,724,427.20, 68,024,586,640.80 and 31,146,219,684.80 is: 46,719,329,527.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,349,724,427.20 : 68,024,586,640.80 = 31,146,219,684.80 : x
  2. Step 2: Convert to fraction form
    45,349,724,427.20/68,024,586,640.80 = 31,146,219,684.80/x
  3. Step 3: Cross multiply
    45,349,724,427.20x = 68,024,586,640.80 × 31,146,219,684.80
  4. Step 4: Simplify right side
    45,349,724,427.20x = 2,118,708,719,482,068,008,960
  5. Step 5: Solve for x
    x = 2,118,708,719,482,068,008,960/45,349,724,427.20
  6. Step 6: Final answer
    x = 46,719,329,527.20

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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.