Home / 848,336,719.80-1,269,635,298.30-745,024,589.40

Finding the Fourth Proportional to 848,336,719.80, 1,269,635,298.30 and 745,024,589.40

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Solution

The fourth proportional to 848,336,719.80, 1,269,635,298.30 and 745,024,589.40 is: 1,115,016,590.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,336,719.80 : 1,269,635,298.30 = 745,024,589.40 : x
  2. Step 2: Convert to fraction form
    848,336,719.80/1,269,635,298.30 = 745,024,589.40/x
  3. Step 3: Cross multiply
    848,336,719.80x = 1,269,635,298.30 × 745,024,589.40
  4. Step 4: Simplify right side
    848,336,719.80x = 945,909,516,803,703,936
  5. Step 5: Solve for x
    x = 945,909,516,803,703,936/848,336,719.80
  6. Step 6: Final answer
    x = 1,115,016,590.38

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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.