Home / 272,965,811.60-409,448,717.40-245,756,032.40

Finding the Fourth Proportional to 272,965,811.60, 409,448,717.40 and 245,756,032.40

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Solution

The fourth proportional to 272,965,811.60, 409,448,717.40 and 245,756,032.40 is: 368,634,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,965,811.60 : 409,448,717.40 = 245,756,032.40 : x
  2. Step 2: Convert to fraction form
    272,965,811.60/409,448,717.40 = 245,756,032.40/x
  3. Step 3: Cross multiply
    272,965,811.60x = 409,448,717.40 × 245,756,032.40
  4. Step 4: Simplify right side
    272,965,811.60x = 100,624,492,259,492,848
  5. Step 5: Solve for x
    x = 100,624,492,259,492,848/272,965,811.60
  6. Step 6: Final answer
    x = 368,634,048.60

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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.