Home / 127,047,246,014.65-175,328,343,500.17-69,178,798,278.45

Finding the Fourth Proportional to 127,047,246,014.65, 175,328,343,500.17 and 69,178,798,278.45

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Solution

The fourth proportional to 127,047,246,014.65, 175,328,343,500.17 and 69,178,798,278.45 is: 95,468,453,571.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,047,246,014.65 : 175,328,343,500.17 = 69,178,798,278.45 : x
  2. Step 2: Convert to fraction form
    127,047,246,014.65/175,328,343,500.17 = 69,178,798,278.45/x
  3. Step 3: Cross multiply
    127,047,246,014.65x = 175,328,343,500.17 × 69,178,798,278.45
  4. Step 4: Simplify right side
    127,047,246,014.65x = 12,129,004,107,493,051,203,584
  5. Step 5: Solve for x
    x = 12,129,004,107,493,051,203,584/127,047,246,014.65
  6. Step 6: Final answer
    x = 95,468,453,571.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.