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Finding the Fourth Proportional to 343,202,613.80, 514,803,920.70 and 343,202,613.80

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Solution

The fourth proportional to 343,202,613.80, 514,803,920.70 and 343,202,613.80 is: 514,803,920.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,202,613.80 : 514,803,920.70 = 343,202,613.80 : x
  2. Step 2: Convert to fraction form
    343,202,613.80/514,803,920.70 = 343,202,613.80/x
  3. Step 3: Cross multiply
    343,202,613.80x = 514,803,920.70 × 343,202,613.80
  4. Step 4: Simplify right side
    343,202,613.80x = 176,682,051,178,727,936
  5. Step 5: Solve for x
    x = 176,682,051,178,727,936/343,202,613.80
  6. Step 6: Final answer
    x = 514,803,920.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.