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Finding the Fourth Proportional to 201,807,720.90, 302,711,581.35 and 176,298,552.90

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Solution

The fourth proportional to 201,807,720.90, 302,711,581.35 and 176,298,552.90 is: 264,447,829.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,807,720.90 : 302,711,581.35 = 176,298,552.90 : x
  2. Step 2: Convert to fraction form
    201,807,720.90/302,711,581.35 = 176,298,552.90/x
  3. Step 3: Cross multiply
    201,807,720.90x = 302,711,581.35 × 176,298,552.90
  4. Step 4: Simplify right side
    201,807,720.90x = 53,367,613,738,075,632
  5. Step 5: Solve for x
    x = 53,367,613,738,075,632/201,807,720.90
  6. Step 6: Final answer
    x = 264,447,829.35

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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.