Home / 409,706,898.24-614,762,133.48-191,325,501.77

Finding the Fourth Proportional to 409,706,898.24, 614,762,133.48 and 191,325,501.77

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Solution

The fourth proportional to 409,706,898.24, 614,762,133.48 and 191,325,501.77 is: 287,082,483.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,706,898.24 : 614,762,133.48 = 191,325,501.77 : x
  2. Step 2: Convert to fraction form
    409,706,898.24/614,762,133.48 = 191,325,501.77/x
  3. Step 3: Cross multiply
    409,706,898.24x = 614,762,133.48 × 191,325,501.77
  4. Step 4: Simplify right side
    409,706,898.24x = 117,619,673,657,046,976
  5. Step 5: Solve for x
    x = 117,619,673,657,046,976/409,706,898.24
  6. Step 6: Final answer
    x = 287,082,483.02

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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.