Home / 541,415,572.89-747,154,437.71-293,897,094.81

Finding the Fourth Proportional to 541,415,572.89, 747,154,437.71 and 293,897,094.81

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Solution

The fourth proportional to 541,415,572.89, 747,154,437.71 and 293,897,094.81 is: 405,578,504.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,415,572.89 : 747,154,437.71 = 293,897,094.81 : x
  2. Step 2: Convert to fraction form
    541,415,572.89/747,154,437.71 = 293,897,094.81/x
  3. Step 3: Cross multiply
    541,415,572.89x = 747,154,437.71 × 293,897,094.81
  4. Step 4: Simplify right side
    541,415,572.89x = 219,586,518,615,898,624
  5. Step 5: Solve for x
    x = 219,586,518,615,898,624/541,415,572.89
  6. Step 6: Final answer
    x = 405,578,504.96

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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.