Home / 340,356,818.81-510,683,726.75-119,186,899.43

Finding the Fourth Proportional to 340,356,818.81, 510,683,726.75 and 119,186,899.43

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Solution

The fourth proportional to 340,356,818.81, 510,683,726.75 and 119,186,899.43 is: 178,832,350.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,356,818.81 : 510,683,726.75 = 119,186,899.43 : x
  2. Step 2: Convert to fraction form
    340,356,818.81/510,683,726.75 = 119,186,899.43/x
  3. Step 3: Cross multiply
    340,356,818.81x = 510,683,726.75 × 119,186,899.43
  4. Step 4: Simplify right side
    340,356,818.81x = 60,866,809,977,540,496
  5. Step 5: Solve for x
    x = 60,866,809,977,540,496/340,356,818.81
  6. Step 6: Final answer
    x = 178,832,350.68

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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.