Home / 458,788,712,936.47-633,129,051,743.85-250,216,139,783.01

Finding the Fourth Proportional to 458,788,712,936.47, 633,129,051,743.85 and 250,216,139,783.01

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Solution

The fourth proportional to 458,788,712,936.47, 633,129,051,743.85 and 250,216,139,783.01 is: 345,298,615,342.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,788,712,936.47 : 633,129,051,743.85 = 250,216,139,783.01 : x
  2. Step 2: Convert to fraction form
    458,788,712,936.47/633,129,051,743.85 = 250,216,139,783.01/x
  3. Step 3: Cross multiply
    458,788,712,936.47x = 633,129,051,743.85 × 250,216,139,783.01
  4. Step 4: Simplify right side
    458,788,712,936.47x = 158,419,107,311,823,745,974,272
  5. Step 5: Solve for x
    x = 158,419,107,311,823,745,974,272/458,788,712,936.47
  6. Step 6: Final answer
    x = 345,298,615,342.70

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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.