Home / 10,911,281,609.65-16,366,922,414.48-9,865,246,289.35

Finding the Fourth Proportional to 10,911,281,609.65, 16,366,922,414.48 and 9,865,246,289.35

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Solution

The fourth proportional to 10,911,281,609.65, 16,366,922,414.48 and 9,865,246,289.35 is: 14,797,869,434.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,911,281,609.65 : 16,366,922,414.48 = 9,865,246,289.35 : x
  2. Step 2: Convert to fraction form
    10,911,281,609.65/16,366,922,414.48 = 9,865,246,289.35/x
  3. Step 3: Cross multiply
    10,911,281,609.65x = 16,366,922,414.48 × 9,865,246,289.35
  4. Step 4: Simplify right side
    10,911,281,609.65x = 161,463,720,617,528,164,352
  5. Step 5: Solve for x
    x = 161,463,720,617,528,164,352/10,911,281,609.65
  6. Step 6: Final answer
    x = 14,797,869,434.03

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Double scale
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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.