Home / 186,044,484-256,738,880.16-103,538,246.88

Finding the Fourth Proportional to 186,044,484, 256,738,880.16 and 103,538,246.88

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Solution

The fourth proportional to 186,044,484, 256,738,880.16 and 103,538,246.88 is: 142,881,385.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,044,484 : 256,738,880.16 = 103,538,246.88 : x
  2. Step 2: Convert to fraction form
    186,044,484/256,738,880.16 = 103,538,246.88/x
  3. Step 3: Cross multiply
    186,044,484x = 256,738,880.16 × 103,538,246.88
  4. Step 4: Simplify right side
    186,044,484x = 26,582,293,557,700,812
  5. Step 5: Solve for x
    x = 26,582,293,557,700,812/186,044,484
  6. Step 6: Final answer
    x = 142,881,385.07

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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.