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Finding the Fourth Proportional to 155,730,704.70, 233,596,057.05 and 155,730,704.70

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Solution

The fourth proportional to 155,730,704.70, 233,596,057.05 and 155,730,704.70 is: 233,596,057.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,730,704.70 : 233,596,057.05 = 155,730,704.70 : x
  2. Step 2: Convert to fraction form
    155,730,704.70/233,596,057.05 = 155,730,704.70/x
  3. Step 3: Cross multiply
    155,730,704.70x = 233,596,057.05 × 155,730,704.70
  4. Step 4: Simplify right side
    155,730,704.70x = 36,378,078,579,537,904
  5. Step 5: Solve for x
    x = 36,378,078,579,537,904/155,730,704.70
  6. Step 6: Final answer
    x = 233,596,057.05

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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.