Home / 454,830,341.16-627,665,871.75-245,986,483.74

Finding the Fourth Proportional to 454,830,341.16, 627,665,871.75 and 245,986,483.74

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Solution

The fourth proportional to 454,830,341.16, 627,665,871.75 and 245,986,483.74 is: 339,461,348.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,830,341.16 : 627,665,871.75 = 245,986,483.74 : x
  2. Step 2: Convert to fraction form
    454,830,341.16/627,665,871.75 = 245,986,483.74/x
  3. Step 3: Cross multiply
    454,830,341.16x = 627,665,871.75 × 245,986,483.74
  4. Step 4: Simplify right side
    454,830,341.16x = 154,397,320,755,384,320
  5. Step 5: Solve for x
    x = 154,397,320,755,384,320/454,830,341.16
  6. Step 6: Final answer
    x = 339,461,348.07

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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.