Home / 461,044,784.61-690,459,051.15-263,709,948.87

Finding the Fourth Proportional to 461,044,784.61, 690,459,051.15 and 263,709,948.87

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Solution

The fourth proportional to 461,044,784.61, 690,459,051.15 and 263,709,948.87 is: 394,931,093.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,044,784.61 : 690,459,051.15 = 263,709,948.87 : x
  2. Step 2: Convert to fraction form
    461,044,784.61/690,459,051.15 = 263,709,948.87/x
  3. Step 3: Cross multiply
    461,044,784.61x = 690,459,051.15 × 263,709,948.87
  4. Step 4: Simplify right side
    461,044,784.61x = 182,080,921,075,595,200
  5. Step 5: Solve for x
    x = 182,080,921,075,595,200/461,044,784.61
  6. Step 6: Final answer
    x = 394,931,093.80

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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.