Home / 349,651,428.40-482,516,516.55-190,881,551.33

Finding the Fourth Proportional to 349,651,428.40, 482,516,516.55 and 190,881,551.33

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Solution

The fourth proportional to 349,651,428.40, 482,516,516.55 and 190,881,551.33 is: 263,415,200.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,651,428.40 : 482,516,516.55 = 190,881,551.33 : x
  2. Step 2: Convert to fraction form
    349,651,428.40/482,516,516.55 = 190,881,551.33/x
  3. Step 3: Cross multiply
    349,651,428.40x = 482,516,516.55 × 190,881,551.33
  4. Step 4: Simplify right side
    349,651,428.40x = 92,103,501,221,411,632
  5. Step 5: Solve for x
    x = 92,103,501,221,411,632/349,651,428.40
  6. Step 6: Final answer
    x = 263,415,200.80

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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.