Home / 107,611,820.84-148,507,897.38-58,721,931.56

Finding the Fourth Proportional to 107,611,820.84, 148,507,897.38 and 58,721,931.56

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Solution

The fourth proportional to 107,611,820.84, 148,507,897.38 and 58,721,931.56 is: 81,038,221.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,611,820.84 : 148,507,897.38 = 58,721,931.56 : x
  2. Step 2: Convert to fraction form
    107,611,820.84/148,507,897.38 = 58,721,931.56/x
  3. Step 3: Cross multiply
    107,611,820.84x = 148,507,897.38 × 58,721,931.56
  4. Step 4: Simplify right side
    107,611,820.84x = 8,720,670,586,067,863
  5. Step 5: Solve for x
    x = 8,720,670,586,067,863/107,611,820.84
  6. Step 6: Final answer
    x = 81,038,221.62

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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.