Home / 1,293,413,482.20-1,940,120,223.30-373,319,837.40

Finding the Fourth Proportional to 1,293,413,482.20, 1,940,120,223.30 and 373,319,837.40

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Solution

The fourth proportional to 1,293,413,482.20, 1,940,120,223.30 and 373,319,837.40 is: 559,979,756.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,413,482.20 : 1,940,120,223.30 = 373,319,837.40 : x
  2. Step 2: Convert to fraction form
    1,293,413,482.20/1,940,120,223.30 = 373,319,837.40/x
  3. Step 3: Cross multiply
    1,293,413,482.20x = 1,940,120,223.30 × 373,319,837.40
  4. Step 4: Simplify right side
    1,293,413,482.20x = 724,285,366,298,807,680
  5. Step 5: Solve for x
    x = 724,285,366,298,807,680/1,293,413,482.20
  6. Step 6: Final answer
    x = 559,979,756.10

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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.