Home / 501,347,009,553.60-752,063,833,764.80-138,312,674,796.98

Finding the Fourth Proportional to 501,347,009,553.60, 752,063,833,764.80 and 138,312,674,796.98

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Solution

The fourth proportional to 501,347,009,553.60, 752,063,833,764.80 and 138,312,674,796.98 is: 207,480,963,252.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,347,009,553.60 : 752,063,833,764.80 = 138,312,674,796.98 : x
  2. Step 2: Convert to fraction form
    501,347,009,553.60/752,063,833,764.80 = 138,312,674,796.98/x
  3. Step 3: Cross multiply
    501,347,009,553.60x = 752,063,833,764.80 × 138,312,674,796.98
  4. Step 4: Simplify right side
    501,347,009,553.60x = 104,019,960,466,080,828,227,584
  5. Step 5: Solve for x
    x = 104,019,960,466,080,828,227,584/501,347,009,553.60
  6. Step 6: Final answer
    x = 207,480,963,252.78

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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.