Home / 133,124,425.05-183,729,956.54-76,608,009.50

Finding the Fourth Proportional to 133,124,425.05, 183,729,956.54 and 76,608,009.50

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Solution

The fourth proportional to 133,124,425.05, 183,729,956.54 and 76,608,009.50 is: 105,729,555.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,124,425.05 : 183,729,956.54 = 76,608,009.50 : x
  2. Step 2: Convert to fraction form
    133,124,425.05/183,729,956.54 = 76,608,009.50/x
  3. Step 3: Cross multiply
    133,124,425.05x = 183,729,956.54 × 76,608,009.50
  4. Step 4: Simplify right side
    133,124,425.05x = 14,075,186,254,749,218
  5. Step 5: Solve for x
    x = 14,075,186,254,749,218/133,124,425.05
  6. Step 6: Final answer
    x = 105,729,555.26

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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.