Home / 114,182,126.10-157,571,486.87-61,971,162.50

Finding the Fourth Proportional to 114,182,126.10, 157,571,486.87 and 61,971,162.50

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Solution

The fourth proportional to 114,182,126.10, 157,571,486.87 and 61,971,162.50 is: 85,520,287.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,182,126.10 : 157,571,486.87 = 61,971,162.50 : x
  2. Step 2: Convert to fraction form
    114,182,126.10/157,571,486.87 = 61,971,162.50/x
  3. Step 3: Cross multiply
    114,182,126.10x = 157,571,486.87 × 61,971,162.50
  4. Step 4: Simplify right side
    114,182,126.10x = 9,764,888,218,271,460
  5. Step 5: Solve for x
    x = 9,764,888,218,271,460/114,182,126.10
  6. Step 6: Final answer
    x = 85,520,287.21

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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.