Home / 374,620,931.90-516,965,662.82-207,364,048.92

Finding the Fourth Proportional to 374,620,931.90, 516,965,662.82 and 207,364,048.92

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Solution

The fourth proportional to 374,620,931.90, 516,965,662.82 and 207,364,048.92 is: 286,156,175.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,620,931.90 : 516,965,662.82 = 207,364,048.92 : x
  2. Step 2: Convert to fraction form
    374,620,931.90/516,965,662.82 = 207,364,048.92/x
  3. Step 3: Cross multiply
    374,620,931.90x = 516,965,662.82 × 207,364,048.92
  4. Step 4: Simplify right side
    374,620,931.90x = 107,200,092,994,966,704
  5. Step 5: Solve for x
    x = 107,200,092,994,966,704/374,620,931.90
  6. Step 6: Final answer
    x = 286,156,175.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.