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Finding the Fourth Proportional to 886,468,784.10, 1,329,703,176.15 and 886,468,784.10

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Solution

The fourth proportional to 886,468,784.10, 1,329,703,176.15 and 886,468,784.10 is: 1,329,703,176.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,468,784.10 : 1,329,703,176.15 = 886,468,784.10 : x
  2. Step 2: Convert to fraction form
    886,468,784.10/1,329,703,176.15 = 886,468,784.10/x
  3. Step 3: Cross multiply
    886,468,784.10x = 1,329,703,176.15 × 886,468,784.10
  4. Step 4: Simplify right side
    886,468,784.10x = 1,178,740,357,775,598,848
  5. Step 5: Solve for x
    x = 1,178,740,357,775,598,848/886,468,784.10
  6. Step 6: Final answer
    x = 1,329,703,176.15

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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.