Home / 214,287,622.40-295,779,853.44-139,959,545.92

Finding the Fourth Proportional to 214,287,622.40, 295,779,853.44 and 139,959,545.92

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Solution

The fourth proportional to 214,287,622.40, 295,779,853.44 and 139,959,545.92 is: 193,185,278.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,287,622.40 : 295,779,853.44 = 139,959,545.92 : x
  2. Step 2: Convert to fraction form
    214,287,622.40/295,779,853.44 = 139,959,545.92/x
  3. Step 3: Cross multiply
    214,287,622.40x = 295,779,853.44 × 139,959,545.92
  4. Step 4: Simplify right side
    214,287,622.40x = 41,397,213,979,746,544
  5. Step 5: Solve for x
    x = 41,397,213,979,746,544/214,287,622.40
  6. Step 6: Final answer
    x = 193,185,278.35

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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.