Home / 84,345,482.25-116,362,426.50-54,966,111.57

Finding the Fourth Proportional to 84,345,482.25, 116,362,426.50 and 54,966,111.57

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Solution

The fourth proportional to 84,345,482.25, 116,362,426.50 and 54,966,111.57 is: 75,830,855.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,345,482.25 : 116,362,426.50 = 54,966,111.57 : x
  2. Step 2: Convert to fraction form
    84,345,482.25/116,362,426.50 = 54,966,111.57/x
  3. Step 3: Cross multiply
    84,345,482.25x = 116,362,426.50 × 54,966,111.57
  4. Step 4: Simplify right side
    84,345,482.25x = 6,395,990,117,554,925
  5. Step 5: Solve for x
    x = 6,395,990,117,554,925/84,345,482.25
  6. Step 6: Final answer
    x = 75,830,855.99

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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.