Home / 386,606,000.30-533,628,703.37-252,664,065.89

Finding the Fourth Proportional to 386,606,000.30, 533,628,703.37 and 252,664,065.89

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Solution

The fourth proportional to 386,606,000.30, 533,628,703.37 and 252,664,065.89 is: 348,749,884.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,606,000.30 : 533,628,703.37 = 252,664,065.89 : x
  2. Step 2: Convert to fraction form
    386,606,000.30/533,628,703.37 = 252,664,065.89/x
  3. Step 3: Cross multiply
    386,606,000.30x = 533,628,703.37 × 252,664,065.89
  4. Step 4: Simplify right side
    386,606,000.30x = 134,828,797,871,038,688
  5. Step 5: Solve for x
    x = 134,828,797,871,038,688/386,606,000.30
  6. Step 6: Final answer
    x = 348,749,884.29

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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.