Home / 111,705,252.80-154,154,667.44-61,475,254.63

Finding the Fourth Proportional to 111,705,252.80, 154,154,667.44 and 61,475,254.63

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Solution

The fourth proportional to 111,705,252.80, 154,154,667.44 and 61,475,254.63 is: 84,836,632.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,705,252.80 : 154,154,667.44 = 61,475,254.63 : x
  2. Step 2: Convert to fraction form
    111,705,252.80/154,154,667.44 = 61,475,254.63/x
  3. Step 3: Cross multiply
    111,705,252.80x = 154,154,667.44 × 61,475,254.63
  4. Step 4: Simplify right side
    111,705,252.80x = 9,476,697,433,045,272
  5. Step 5: Solve for x
    x = 9,476,697,433,045,272/111,705,252.80
  6. Step 6: Final answer
    x = 84,836,632.08

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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.