Home / 567,018,240.44-782,482,376.72-328,911,580.87

Finding the Fourth Proportional to 567,018,240.44, 782,482,376.72 and 328,911,580.87

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Solution

The fourth proportional to 567,018,240.44, 782,482,376.72 and 328,911,580.87 is: 453,896,360.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,018,240.44 : 782,482,376.72 = 328,911,580.87 : x
  2. Step 2: Convert to fraction form
    567,018,240.44/782,482,376.72 = 328,911,580.87/x
  3. Step 3: Cross multiply
    567,018,240.44x = 782,482,376.72 × 328,911,580.87
  4. Step 4: Simplify right side
    567,018,240.44x = 257,367,515,528,756,160
  5. Step 5: Solve for x
    x = 257,367,515,528,756,160/567,018,240.44
  6. Step 6: Final answer
    x = 453,896,360.25

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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.