Home / 185,885,470,116.18-256,514,371,685.34-109,786,520,138.60

Finding the Fourth Proportional to 185,885,470,116.18, 256,514,371,685.34 and 109,786,520,138.60

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Solution

The fourth proportional to 185,885,470,116.18, 256,514,371,685.34 and 109,786,520,138.60 is: 151,500,922,666.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,885,470,116.18 : 256,514,371,685.34 = 109,786,520,138.60 : x
  2. Step 2: Convert to fraction form
    185,885,470,116.18/256,514,371,685.34 = 109,786,520,138.60/x
  3. Step 3: Cross multiply
    185,885,470,116.18x = 256,514,371,685.34 × 109,786,520,138.60
  4. Step 4: Simplify right side
    185,885,470,116.18x = 28,161,820,232,872,905,146,368
  5. Step 5: Solve for x
    x = 28,161,820,232,872,905,146,368/185,885,470,116.18
  6. Step 6: Final answer
    x = 151,500,922,666.37

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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.