Home / 221,435,341.40-332,153,012.10-164,039,713.40

Finding the Fourth Proportional to 221,435,341.40, 332,153,012.10 and 164,039,713.40

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Solution

The fourth proportional to 221,435,341.40, 332,153,012.10 and 164,039,713.40 is: 246,059,570.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,435,341.40 : 332,153,012.10 = 164,039,713.40 : x
  2. Step 2: Convert to fraction form
    221,435,341.40/332,153,012.10 = 164,039,713.40/x
  3. Step 3: Cross multiply
    221,435,341.40x = 332,153,012.10 × 164,039,713.40
  4. Step 4: Simplify right side
    221,435,341.40x = 54,486,284,909,830,736
  5. Step 5: Solve for x
    x = 54,486,284,909,830,736/221,435,341.40
  6. Step 6: Final answer
    x = 246,059,570.10

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1.5x scale

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.