Home / 19,132,536,601.90-28,698,804,902.85-5,159,570,965.30

Finding the Fourth Proportional to 19,132,536,601.90, 28,698,804,902.85 and 5,159,570,965.30

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Solution

The fourth proportional to 19,132,536,601.90, 28,698,804,902.85 and 5,159,570,965.30 is: 7,739,356,447.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132,536,601.90 : 28,698,804,902.85 = 5,159,570,965.30 : x
  2. Step 2: Convert to fraction form
    19,132,536,601.90/28,698,804,902.85 = 5,159,570,965.30/x
  3. Step 3: Cross multiply
    19,132,536,601.90x = 28,698,804,902.85 × 5,159,570,965.30
  4. Step 4: Simplify right side
    19,132,536,601.90x = 148,073,520,515,554,148,352
  5. Step 5: Solve for x
    x = 148,073,520,515,554,148,352/19,132,536,601.90
  6. Step 6: Final answer
    x = 7,739,356,447.95

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Double scale
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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.