Home / 1,624,103,856.38-2,241,205,321.37-919,240,702.88

Finding the Fourth Proportional to 1,624,103,856.38, 2,241,205,321.37 and 919,240,702.88

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Solution

The fourth proportional to 1,624,103,856.38, 2,241,205,321.37 and 919,240,702.88 is: 1,268,519,341.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,103,856.38 : 2,241,205,321.37 = 919,240,702.88 : x
  2. Step 2: Convert to fraction form
    1,624,103,856.38/2,241,205,321.37 = 919,240,702.88/x
  3. Step 3: Cross multiply
    1,624,103,856.38x = 2,241,205,321.37 × 919,240,702.88
  4. Step 4: Simplify right side
    1,624,103,856.38x = 2,060,207,154,898,752,768
  5. Step 5: Solve for x
    x = 2,060,207,154,898,752,768/1,624,103,856.38
  6. Step 6: Final answer
    x = 1,268,519,341.79

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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.