Home / 746,862,068.70-1,120,293,103.05-528,758,682.30

Finding the Fourth Proportional to 746,862,068.70, 1,120,293,103.05 and 528,758,682.30

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Solution

The fourth proportional to 746,862,068.70, 1,120,293,103.05 and 528,758,682.30 is: 793,138,023.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,862,068.70 : 1,120,293,103.05 = 528,758,682.30 : x
  2. Step 2: Convert to fraction form
    746,862,068.70/1,120,293,103.05 = 528,758,682.30/x
  3. Step 3: Cross multiply
    746,862,068.70x = 1,120,293,103.05 × 528,758,682.30
  4. Step 4: Simplify right side
    746,862,068.70x = 592,364,704,958,496,128
  5. Step 5: Solve for x
    x = 592,364,704,958,496,128/746,862,068.70
  6. Step 6: Final answer
    x = 793,138,023.45

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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.