Home / 158,104,637,277.24-218,184,399,442.60-90,439,227,495.34

Finding the Fourth Proportional to 158,104,637,277.24, 218,184,399,442.60 and 90,439,227,495.34

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Solution

The fourth proportional to 158,104,637,277.24, 218,184,399,442.60 and 90,439,227,495.34 is: 124,806,133,943.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,104,637,277.24 : 218,184,399,442.60 = 90,439,227,495.34 : x
  2. Step 2: Convert to fraction form
    158,104,637,277.24/218,184,399,442.60 = 90,439,227,495.34/x
  3. Step 3: Cross multiply
    158,104,637,277.24x = 218,184,399,442.60 × 90,439,227,495.34
  4. Step 4: Simplify right side
    158,104,637,277.24x = 19,732,428,537,123,435,446,272
  5. Step 5: Solve for x
    x = 19,732,428,537,123,435,446,272/158,104,637,277.24
  6. Step 6: Final answer
    x = 124,806,133,943.57

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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.