Home / 454,830,335.15-627,665,863.46-245,986,477.74

Finding the Fourth Proportional to 454,830,335.15, 627,665,863.46 and 245,986,477.74

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Solution

The fourth proportional to 454,830,335.15, 627,665,863.46 and 245,986,477.74 is: 339,461,339.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,830,335.15 : 627,665,863.46 = 245,986,477.74 : x
  2. Step 2: Convert to fraction form
    454,830,335.15/627,665,863.46 = 245,986,477.74/x
  3. Step 3: Cross multiply
    454,830,335.15x = 627,665,863.46 × 245,986,477.74
  4. Step 4: Simplify right side
    454,830,335.15x = 154,397,314,948,931,264
  5. Step 5: Solve for x
    x = 154,397,314,948,931,264/454,830,335.15
  6. Step 6: Final answer
    x = 339,461,339.80

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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.