Home / 103,674,386.95-155,511,580.43-62,992,578.40

Finding the Fourth Proportional to 103,674,386.95, 155,511,580.43 and 62,992,578.40

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Solution

The fourth proportional to 103,674,386.95, 155,511,580.43 and 62,992,578.40 is: 94,488,867.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,674,386.95 : 155,511,580.43 = 62,992,578.40 : x
  2. Step 2: Convert to fraction form
    103,674,386.95/155,511,580.43 = 62,992,578.40/x
  3. Step 3: Cross multiply
    103,674,386.95x = 155,511,580.43 × 62,992,578.40
  4. Step 4: Simplify right side
    103,674,386.95x = 9,796,075,422,344,680
  5. Step 5: Solve for x
    x = 9,796,075,422,344,680/103,674,386.95
  6. Step 6: Final answer
    x = 94,488,867.60

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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.