Home / 382,589,108,351.64-527,969,831,856.16-208,974,358,522.08

Finding the Fourth Proportional to 382,589,108,351.64, 527,969,831,856.16 and 208,974,358,522.08

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Solution

The fourth proportional to 382,589,108,351.64, 527,969,831,856.16 and 208,974,358,522.08 is: 288,382,900,931.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,589,108,351.64 : 527,969,831,856.16 = 208,974,358,522.08 : x
  2. Step 2: Convert to fraction form
    382,589,108,351.64/527,969,831,856.16 = 208,974,358,522.08/x
  3. Step 3: Cross multiply
    382,589,108,351.64x = 527,969,831,856.16 × 208,974,358,522.08
  4. Step 4: Simplify right side
    382,589,108,351.64x = 110,332,156,931,151,453,224,960
  5. Step 5: Solve for x
    x = 110,332,156,931,151,453,224,960/382,589,108,351.64
  6. Step 6: Final answer
    x = 288,382,900,931.26

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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.