Home / 1,154,219,309.40-1,731,328,964.10-336,358,291.80

Finding the Fourth Proportional to 1,154,219,309.40, 1,731,328,964.10 and 336,358,291.80

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Solution

The fourth proportional to 1,154,219,309.40, 1,731,328,964.10 and 336,358,291.80 is: 504,537,437.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,219,309.40 : 1,731,328,964.10 = 336,358,291.80 : x
  2. Step 2: Convert to fraction form
    1,154,219,309.40/1,731,328,964.10 = 336,358,291.80/x
  3. Step 3: Cross multiply
    1,154,219,309.40x = 1,731,328,964.10 × 336,358,291.80
  4. Step 4: Simplify right side
    1,154,219,309.40x = 582,346,852,908,539,520
  5. Step 5: Solve for x
    x = 582,346,852,908,539,520/1,154,219,309.40
  6. Step 6: Final answer
    x = 504,537,437.70

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Half scale
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Double scale
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Similar ratio
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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.