Home / 470,454,813.08-705,762,615.65-193,954,878.34

Finding the Fourth Proportional to 470,454,813.08, 705,762,615.65 and 193,954,878.34

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Solution

The fourth proportional to 470,454,813.08, 705,762,615.65 and 193,954,878.34 is: 290,965,462.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,454,813.08 : 705,762,615.65 = 193,954,878.34 : x
  2. Step 2: Convert to fraction form
    470,454,813.08/705,762,615.65 = 193,954,878.34/x
  3. Step 3: Cross multiply
    470,454,813.08x = 705,762,615.65 × 193,954,878.34
  4. Step 4: Simplify right side
    470,454,813.08x = 136,886,102,256,555,184
  5. Step 5: Solve for x
    x = 136,886,102,256,555,184/470,454,813.08
  6. Step 6: Final answer
    x = 290,965,462.46

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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.