Home / 651,933,732.96-899,902,566.83-387,615,095.43

Finding the Fourth Proportional to 651,933,732.96, 899,902,566.83 and 387,615,095.43

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Solution

The fourth proportional to 651,933,732.96, 899,902,566.83 and 387,615,095.43 is: 535,047,968.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,933,732.96 : 899,902,566.83 = 387,615,095.43 : x
  2. Step 2: Convert to fraction form
    651,933,732.96/899,902,566.83 = 387,615,095.43/x
  3. Step 3: Cross multiply
    651,933,732.96x = 899,902,566.83 × 387,615,095.43
  4. Step 4: Simplify right side
    651,933,732.96x = 348,815,819,317,574,336
  5. Step 5: Solve for x
    x = 348,815,819,317,574,336/651,933,732.96
  6. Step 6: Final answer
    x = 535,047,968.35

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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.