Home / 123,320,087.16-185,021,427.98-40,325,666.98

Finding the Fourth Proportional to 123,320,087.16, 185,021,427.98 and 40,325,666.98

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Solution

The fourth proportional to 123,320,087.16, 185,021,427.98 and 40,325,666.98 is: 60,502,004.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,320,087.16 : 185,021,427.98 = 40,325,666.98 : x
  2. Step 2: Convert to fraction form
    123,320,087.16/185,021,427.98 = 40,325,666.98/x
  3. Step 3: Cross multiply
    123,320,087.16x = 185,021,427.98 × 40,325,666.98
  4. Step 4: Simplify right side
    123,320,087.16x = 7,461,112,488,885,533
  5. Step 5: Solve for x
    x = 7,461,112,488,885,533/123,320,087.16
  6. Step 6: Final answer
    x = 60,502,004.67

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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.