Home / 42,009,623,341.82-57,973,453,681.67-22,719,082,862.48

Finding the Fourth Proportional to 42,009,623,341.82, 57,973,453,681.67 and 22,719,082,862.48

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Solution

The fourth proportional to 42,009,623,341.82, 57,973,453,681.67 and 22,719,082,862.48 is: 31,352,428,163.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,009,623,341.82 : 57,973,453,681.67 = 22,719,082,862.48 : x
  2. Step 2: Convert to fraction form
    42,009,623,341.82/57,973,453,681.67 = 22,719,082,862.48/x
  3. Step 3: Cross multiply
    42,009,623,341.82x = 57,973,453,681.67 × 22,719,082,862.48
  4. Step 4: Simplify right side
    42,009,623,341.82x = 1,317,103,698,018,272,018,432
  5. Step 5: Solve for x
    x = 1,317,103,698,018,272,018,432/42,009,623,341.82
  6. Step 6: Final answer
    x = 31,352,428,163.94

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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.