Home / 215,558,483.96-297,470,830.92-116,439,231.08

Finding the Fourth Proportional to 215,558,483.96, 297,470,830.92 and 116,439,231.08

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Solution

The fourth proportional to 215,558,483.96, 297,470,830.92 and 116,439,231.08 is: 160,686,205.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,558,483.96 : 297,470,830.92 = 116,439,231.08 : x
  2. Step 2: Convert to fraction form
    215,558,483.96/297,470,830.92 = 116,439,231.08/x
  3. Step 3: Cross multiply
    215,558,483.96x = 297,470,830.92 × 116,439,231.08
  4. Step 4: Simplify right side
    215,558,483.96x = 34,637,274,821,053,492
  5. Step 5: Solve for x
    x = 34,637,274,821,053,492/215,558,483.96
  6. Step 6: Final answer
    x = 160,686,205.36

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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.