Home / 158,104,637,264.13-218,184,399,424.48-90,439,227,482.22

Finding the Fourth Proportional to 158,104,637,264.13, 218,184,399,424.48 and 90,439,227,482.22

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Solution

The fourth proportional to 158,104,637,264.13, 218,184,399,424.48 and 90,439,227,482.22 is: 124,806,133,925.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,104,637,264.13 : 218,184,399,424.48 = 90,439,227,482.22 : x
  2. Step 2: Convert to fraction form
    158,104,637,264.13/218,184,399,424.48 = 90,439,227,482.22/x
  3. Step 3: Cross multiply
    158,104,637,264.13x = 218,184,399,424.48 × 90,439,227,482.22
  4. Step 4: Simplify right side
    158,104,637,264.13x = 19,732,428,532,622,100,004,864
  5. Step 5: Solve for x
    x = 19,732,428,532,622,100,004,864/158,104,637,264.13
  6. Step 6: Final answer
    x = 124,806,133,925.45

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1.5x scale

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.