Home / 321,896,079,619.20-482,844,119,428.80-109,899,588,038.40

Finding the Fourth Proportional to 321,896,079,619.20, 482,844,119,428.80 and 109,899,588,038.40

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Solution

The fourth proportional to 321,896,079,619.20, 482,844,119,428.80 and 109,899,588,038.40 is: 164,849,382,057.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,896,079,619.20 : 482,844,119,428.80 = 109,899,588,038.40 : x
  2. Step 2: Convert to fraction form
    321,896,079,619.20/482,844,119,428.80 = 109,899,588,038.40/x
  3. Step 3: Cross multiply
    321,896,079,619.20x = 482,844,119,428.80 × 109,899,588,038.40
  4. Step 4: Simplify right side
    321,896,079,619.20x = 53,064,369,811,989,123,301,376
  5. Step 5: Solve for x
    x = 53,064,369,811,989,123,301,376/321,896,079,619.20
  6. Step 6: Final answer
    x = 164,849,382,057.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.