Home / 550,434,828.60-759,600,188.67-302,916,182.88

Finding the Fourth Proportional to 550,434,828.60, 759,600,188.67 and 302,916,182.88

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Solution

The fourth proportional to 550,434,828.60, 759,600,188.67 and 302,916,182.88 is: 418,024,401.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,434,828.60 : 759,600,188.67 = 302,916,182.88 : x
  2. Step 2: Convert to fraction form
    550,434,828.60/759,600,188.67 = 302,916,182.88/x
  3. Step 3: Cross multiply
    550,434,828.60x = 759,600,188.67 × 302,916,182.88
  4. Step 4: Simplify right side
    550,434,828.60x = 230,095,189,666,844,192
  5. Step 5: Solve for x
    x = 230,095,189,666,844,192/550,434,828.60
  6. Step 6: Final answer
    x = 418,024,401.28

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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.