Home / 115,010,156.53-158,713,382.91-62,798,820.67

Finding the Fourth Proportional to 115,010,156.53, 158,713,382.91 and 62,798,820.67

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Solution

The fourth proportional to 115,010,156.53, 158,713,382.91 and 62,798,820.67 is: 86,662,026.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,010,156.53 : 158,713,382.91 = 62,798,820.67 : x
  2. Step 2: Convert to fraction form
    115,010,156.53/158,713,382.91 = 62,798,820.67/x
  3. Step 3: Cross multiply
    115,010,156.53x = 158,713,382.91 × 62,798,820.67
  4. Step 4: Simplify right side
    115,010,156.53x = 9,967,013,271,294,132
  5. Step 5: Solve for x
    x = 9,967,013,271,294,132/115,010,156.53
  6. Step 6: Final answer
    x = 86,662,026.83

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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.