Home / 514,162,197.57-771,000,168.87-199,175,751.29

Finding the Fourth Proportional to 514,162,197.57, 771,000,168.87 and 199,175,751.29

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Solution

The fourth proportional to 514,162,197.57, 771,000,168.87 and 199,175,751.29 is: 298,669,444.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,162,197.57 : 771,000,168.87 = 199,175,751.29 : x
  2. Step 2: Convert to fraction form
    514,162,197.57/771,000,168.87 = 199,175,751.29/x
  3. Step 3: Cross multiply
    514,162,197.57x = 771,000,168.87 × 199,175,751.29
  4. Step 4: Simplify right side
    514,162,197.57x = 153,564,537,881,326,624
  5. Step 5: Solve for x
    x = 153,564,537,881,326,624/514,162,197.57
  6. Step 6: Final answer
    x = 298,669,444.40

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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.