Home / 369,988,018.05-554,938,826.49-148,650,397.95

Finding the Fourth Proportional to 369,988,018.05, 554,938,826.49 and 148,650,397.95

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Solution

The fourth proportional to 369,988,018.05, 554,938,826.49 and 148,650,397.95 is: 222,958,240.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,988,018.05 : 554,938,826.49 = 148,650,397.95 : x
  2. Step 2: Convert to fraction form
    369,988,018.05/554,938,826.49 = 148,650,397.95/x
  3. Step 3: Cross multiply
    369,988,018.05x = 554,938,826.49 × 148,650,397.95
  4. Step 4: Simplify right side
    369,988,018.05x = 82,491,877,395,644,496
  5. Step 5: Solve for x
    x = 82,491,877,395,644,496/369,988,018.05
  6. Step 6: Final answer
    x = 222,958,240.19

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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.