Home / 1,165,012,809.60-1,747,519,214.40-303,369,801.60

Finding the Fourth Proportional to 1,165,012,809.60, 1,747,519,214.40 and 303,369,801.60

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Solution

The fourth proportional to 1,165,012,809.60, 1,747,519,214.40 and 303,369,801.60 is: 455,054,702.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,012,809.60 : 1,747,519,214.40 = 303,369,801.60 : x
  2. Step 2: Convert to fraction form
    1,165,012,809.60/1,747,519,214.40 = 303,369,801.60/x
  3. Step 3: Cross multiply
    1,165,012,809.60x = 1,747,519,214.40 × 303,369,801.60
  4. Step 4: Simplify right side
    1,165,012,809.60x = 530,144,557,364,715,904
  5. Step 5: Solve for x
    x = 530,144,557,364,715,904/1,165,012,809.60
  6. Step 6: Final answer
    x = 455,054,702.40

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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.