Home / 115,943,636.88-173,943,927-57,678,806.16

Finding the Fourth Proportional to 115,943,636.88, 173,943,927 and 57,678,806.16

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Solution

The fourth proportional to 115,943,636.88, 173,943,927 and 57,678,806.16 is: 86,532,373.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,943,636.88 : 173,943,927 = 57,678,806.16 : x
  2. Step 2: Convert to fraction form
    115,943,636.88/173,943,927 = 57,678,806.16/x
  3. Step 3: Cross multiply
    115,943,636.88x = 173,943,927 × 57,678,806.16
  4. Step 4: Simplify right side
    115,943,636.88x = 10,032,878,048,142,190
  5. Step 5: Solve for x
    x = 10,032,878,048,142,190/115,943,636.88
  6. Step 6: Final answer
    x = 86,532,373.13

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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.