Home / 96,768,012.80-133,539,798.24-53,307,948.80

Finding the Fourth Proportional to 96,768,012.80, 133,539,798.24 and 53,307,948.80

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Solution

The fourth proportional to 96,768,012.80, 133,539,798.24 and 53,307,948.80 is: 73,564,936.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,768,012.80 : 133,539,798.24 = 53,307,948.80 : x
  2. Step 2: Convert to fraction form
    96,768,012.80/133,539,798.24 = 53,307,948.80/x
  3. Step 3: Cross multiply
    96,768,012.80x = 133,539,798.24 × 53,307,948.80
  4. Step 4: Simplify right side
    96,768,012.80x = 7,118,732,727,340,249
  5. Step 5: Solve for x
    x = 7,118,732,727,340,249/96,768,012.80
  6. Step 6: Final answer
    x = 73,564,936.61

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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.