Home / 2,111,299,784.10-3,168,461,330.55-885,348,065.70

Finding the Fourth Proportional to 2,111,299,784.10, 3,168,461,330.55 and 885,348,065.70

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Solution

The fourth proportional to 2,111,299,784.10, 3,168,461,330.55 and 885,348,065.70 is: 1,328,655,992.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,299,784.10 : 3,168,461,330.55 = 885,348,065.70 : x
  2. Step 2: Convert to fraction form
    2,111,299,784.10/3,168,461,330.55 = 885,348,065.70/x
  3. Step 3: Cross multiply
    2,111,299,784.10x = 3,168,461,330.55 × 885,348,065.70
  4. Step 4: Simplify right side
    2,111,299,784.10x = 2,805,191,110,247,691,264
  5. Step 5: Solve for x
    x = 2,805,191,110,247,691,264/2,111,299,784.10
  6. Step 6: Final answer
    x = 1,328,655,992.57

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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.