Home / 158,104,637,291.42-218,184,399,462.14-90,439,227,509.52

Finding the Fourth Proportional to 158,104,637,291.42, 218,184,399,462.14 and 90,439,227,509.52

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Solution

The fourth proportional to 158,104,637,291.42, 218,184,399,462.14 and 90,439,227,509.52 is: 124,806,133,963.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,104,637,291.42 : 218,184,399,462.14 = 90,439,227,509.52 : x
  2. Step 2: Convert to fraction form
    158,104,637,291.42/218,184,399,462.14 = 90,439,227,509.52/x
  3. Step 3: Cross multiply
    158,104,637,291.42x = 218,184,399,462.14 × 90,439,227,509.52
  4. Step 4: Simplify right side
    158,104,637,291.42x = 19,732,428,541,984,474,398,720
  5. Step 5: Solve for x
    x = 19,732,428,541,984,474,398,720/158,104,637,291.42
  6. Step 6: Final answer
    x = 124,806,133,963.13

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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.