Home / 251,329,787.60-376,994,681.40-173,845,689.80

Finding the Fourth Proportional to 251,329,787.60, 376,994,681.40 and 173,845,689.80

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Solution

The fourth proportional to 251,329,787.60, 376,994,681.40 and 173,845,689.80 is: 260,768,534.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,329,787.60 : 376,994,681.40 = 173,845,689.80 : x
  2. Step 2: Convert to fraction form
    251,329,787.60/376,994,681.40 = 173,845,689.80/x
  3. Step 3: Cross multiply
    251,329,787.60x = 376,994,681.40 × 173,845,689.80
  4. Step 4: Simplify right side
    251,329,787.60x = 65,538,900,438,914,232
  5. Step 5: Solve for x
    x = 65,538,900,438,914,232/251,329,787.60
  6. Step 6: Final answer
    x = 260,768,534.70

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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.