Home / 299,053,313.10-448,579,969.65-176,105,421.90

Finding the Fourth Proportional to 299,053,313.10, 448,579,969.65 and 176,105,421.90

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Solution

The fourth proportional to 299,053,313.10, 448,579,969.65 and 176,105,421.90 is: 264,158,132.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,053,313.10 : 448,579,969.65 = 176,105,421.90 : x
  2. Step 2: Convert to fraction form
    299,053,313.10/448,579,969.65 = 176,105,421.90/x
  3. Step 3: Cross multiply
    299,053,313.10x = 448,579,969.65 × 176,105,421.90
  4. Step 4: Simplify right side
    299,053,313.10x = 78,997,364,811,102,448
  5. Step 5: Solve for x
    x = 78,997,364,811,102,448/299,053,313.10
  6. Step 6: Final answer
    x = 264,158,132.85

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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.