Home / 1,109,911,836.74-1,531,619,779.23-633,583,279.87

Finding the Fourth Proportional to 1,109,911,836.74, 1,531,619,779.23 and 633,583,279.87

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Solution

The fourth proportional to 1,109,911,836.74, 1,531,619,779.23 and 633,583,279.87 is: 874,311,500.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,911,836.74 : 1,531,619,779.23 = 633,583,279.87 : x
  2. Step 2: Convert to fraction form
    1,109,911,836.74/1,531,619,779.23 = 633,583,279.87/x
  3. Step 3: Cross multiply
    1,109,911,836.74x = 1,531,619,779.23 × 633,583,279.87
  4. Step 4: Simplify right side
    1,109,911,836.74x = 970,408,683,234,479,616
  5. Step 5: Solve for x
    x = 970,408,683,234,479,616/1,109,911,836.74
  6. Step 6: Final answer
    x = 874,311,500.35

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.