Home / 1,624,549,129.46-2,243,980,764.76-1,343,427,099.92

Finding the Fourth Proportional to 1,624,549,129.46, 2,243,980,764.76 and 1,343,427,099.92

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Solution

The fourth proportional to 1,624,549,129.46, 2,243,980,764.76 and 1,343,427,099.92 is: 1,855,668,453.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,549,129.46 : 2,243,980,764.76 = 1,343,427,099.92 : x
  2. Step 2: Convert to fraction form
    1,624,549,129.46/2,243,980,764.76 = 1,343,427,099.92/x
  3. Step 3: Cross multiply
    1,624,549,129.46x = 2,243,980,764.76 × 1,343,427,099.92
  4. Step 4: Simplify right side
    1,624,549,129.46x = 3,014,624,571,077,791,232
  5. Step 5: Solve for x
    x = 3,014,624,571,077,791,232/1,624,549,129.46
  6. Step 6: Final answer
    x = 1,855,668,453.73

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Double scale
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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.