Home / 281,074,007,325.60-387,871,251,213.60-152,612,515,742.40

Finding the Fourth Proportional to 281,074,007,325.60, 387,871,251,213.60 and 152,612,515,742.40

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Solution

The fourth proportional to 281,074,007,325.60, 387,871,251,213.60 and 152,612,515,742.40 is: 210,599,364,897.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,074,007,325.60 : 387,871,251,213.60 = 152,612,515,742.40 : x
  2. Step 2: Convert to fraction form
    281,074,007,325.60/387,871,251,213.60 = 152,612,515,742.40/x
  3. Step 3: Cross multiply
    281,074,007,325.60x = 387,871,251,213.60 × 152,612,515,742.40
  4. Step 4: Simplify right side
    281,074,007,325.60x = 59,194,007,431,859,908,116,480
  5. Step 5: Solve for x
    x = 59,194,007,431,859,908,116,480/281,074,007,325.60
  6. Step 6: Final answer
    x = 210,599,364,897.12

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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.