Home / 118,088,903,684.40-162,962,580,965.40-66,658,291,473.84

Finding the Fourth Proportional to 118,088,903,684.40, 162,962,580,965.40 and 66,658,291,473.84

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Solution

The fourth proportional to 118,088,903,684.40, 162,962,580,965.40 and 66,658,291,473.84 is: 91,988,382,332.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,088,903,684.40 : 162,962,580,965.40 = 66,658,291,473.84 : x
  2. Step 2: Convert to fraction form
    118,088,903,684.40/162,962,580,965.40 = 66,658,291,473.84/x
  3. Step 3: Cross multiply
    118,088,903,684.40x = 162,962,580,965.40 × 66,658,291,473.84
  4. Step 4: Simplify right side
    118,088,903,684.40x = 10,862,807,221,320,881,799,168
  5. Step 5: Solve for x
    x = 10,862,807,221,320,881,799,168/118,088,903,684.40
  6. Step 6: Final answer
    x = 91,988,382,332.28

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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.