Home / 1,484,407,626.37-2,048,426,400.78-824,400,419.65

Finding the Fourth Proportional to 1,484,407,626.37, 2,048,426,400.78 and 824,400,419.65

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Solution

The fourth proportional to 1,484,407,626.37, 2,048,426,400.78 and 824,400,419.65 is: 1,137,641,409.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,407,626.37 : 2,048,426,400.78 = 824,400,419.65 : x
  2. Step 2: Convert to fraction form
    1,484,407,626.37/2,048,426,400.78 = 824,400,419.65/x
  3. Step 3: Cross multiply
    1,484,407,626.37x = 2,048,426,400.78 × 824,400,419.65
  4. Step 4: Simplify right side
    1,484,407,626.37x = 1,688,723,584,420,050,176
  5. Step 5: Solve for x
    x = 1,688,723,584,420,050,176/1,484,407,626.37
  6. Step 6: Final answer
    x = 1,137,641,409.56

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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.