Home / 347,735,829.60-521,603,744.40-105,367,240.80

Finding the Fourth Proportional to 347,735,829.60, 521,603,744.40 and 105,367,240.80

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Solution

The fourth proportional to 347,735,829.60, 521,603,744.40 and 105,367,240.80 is: 158,050,861.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,735,829.60 : 521,603,744.40 = 105,367,240.80 : x
  2. Step 2: Convert to fraction form
    347,735,829.60/521,603,744.40 = 105,367,240.80/x
  3. Step 3: Cross multiply
    347,735,829.60x = 521,603,744.40 × 105,367,240.80
  4. Step 4: Simplify right side
    347,735,829.60x = 54,959,947,338,376,448
  5. Step 5: Solve for x
    x = 54,959,947,338,376,448/347,735,829.60
  6. Step 6: Final answer
    x = 158,050,861.20

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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.