Home / 2,021,522,748.40-3,029,895,335.40-856,988,988.40

Finding the Fourth Proportional to 2,021,522,748.40, 3,029,895,335.40 and 856,988,988.40

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Solution

The fourth proportional to 2,021,522,748.40, 3,029,895,335.40 and 856,988,988.40 is: 1,284,470,798.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,522,748.40 : 3,029,895,335.40 = 856,988,988.40 : x
  2. Step 2: Convert to fraction form
    2,021,522,748.40/3,029,895,335.40 = 856,988,988.40/x
  3. Step 3: Cross multiply
    2,021,522,748.40x = 3,029,895,335.40 × 856,988,988.40
  4. Step 4: Simplify right side
    2,021,522,748.40x = 2,596,586,938,442,324,480
  5. Step 5: Solve for x
    x = 2,596,586,938,442,324,480/2,021,522,748.40
  6. Step 6: Final answer
    x = 1,284,470,798.31

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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.