Home / 930,097,964.90-1,395,146,947.35-413,537,312.90

Finding the Fourth Proportional to 930,097,964.90, 1,395,146,947.35 and 413,537,312.90

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Solution

The fourth proportional to 930,097,964.90, 1,395,146,947.35 and 413,537,312.90 is: 620,305,969.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,097,964.90 : 1,395,146,947.35 = 413,537,312.90 : x
  2. Step 2: Convert to fraction form
    930,097,964.90/1,395,146,947.35 = 413,537,312.90/x
  3. Step 3: Cross multiply
    930,097,964.90x = 1,395,146,947.35 × 413,537,312.90
  4. Step 4: Simplify right side
    930,097,964.90x = 576,945,319,707,756,672
  5. Step 5: Solve for x
    x = 576,945,319,707,756,672/930,097,964.90
  6. Step 6: Final answer
    x = 620,305,969.35

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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.