Home / 654,438,252.60-903,452,058.72-406,999,323

Finding the Fourth Proportional to 654,438,252.60, 903,452,058.72 and 406,999,323

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Solution

The fourth proportional to 654,438,252.60, 903,452,058.72 and 406,999,323 is: 561,862,597.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,438,252.60 : 903,452,058.72 = 406,999,323 : x
  2. Step 2: Convert to fraction form
    654,438,252.60/903,452,058.72 = 406,999,323/x
  3. Step 3: Cross multiply
    654,438,252.60x = 903,452,058.72 × 406,999,323
  4. Step 4: Simplify right side
    654,438,252.60x = 367,704,376,261,996,288
  5. Step 5: Solve for x
    x = 367,704,376,261,996,288/654,438,252.60
  6. Step 6: Final answer
    x = 561,862,597.12

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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.