Home / 340,538,925.81-510,759,886.28-107,339,331.17

Finding the Fourth Proportional to 340,538,925.81, 510,759,886.28 and 107,339,331.17

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Solution

The fourth proportional to 340,538,925.81, 510,759,886.28 and 107,339,331.17 is: 160,993,708.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,538,925.81 : 510,759,886.28 = 107,339,331.17 : x
  2. Step 2: Convert to fraction form
    340,538,925.81/510,759,886.28 = 107,339,331.17/x
  3. Step 3: Cross multiply
    340,538,925.81x = 510,759,886.28 × 107,339,331.17
  4. Step 4: Simplify right side
    340,538,925.81x = 54,824,624,578,669,968
  5. Step 5: Solve for x
    x = 54,824,624,578,669,968/340,538,925.81
  6. Step 6: Final answer
    x = 160,993,708.57

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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.