Home / 605,866,457.88-836,059,678.84-351,528,111.36

Finding the Fourth Proportional to 605,866,457.88, 836,059,678.84 and 351,528,111.36

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Solution

The fourth proportional to 605,866,457.88, 836,059,678.84 and 351,528,111.36 is: 485,087,887.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,866,457.88 : 836,059,678.84 = 351,528,111.36 : x
  2. Step 2: Convert to fraction form
    605,866,457.88/836,059,678.84 = 351,528,111.36/x
  3. Step 3: Cross multiply
    605,866,457.88x = 836,059,678.84 × 351,528,111.36
  4. Step 4: Simplify right side
    605,866,457.88x = 293,898,479,886,873,408
  5. Step 5: Solve for x
    x = 293,898,479,886,873,408/605,866,457.88
  6. Step 6: Final answer
    x = 485,087,887.05

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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.