Home / 85,716,051.06-118,289,109.04-50,441,654.68

Finding the Fourth Proportional to 85,716,051.06, 118,289,109.04 and 50,441,654.68

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Solution

The fourth proportional to 85,716,051.06, 118,289,109.04 and 50,441,654.68 is: 69,610,047.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,716,051.06 : 118,289,109.04 = 50,441,654.68 : x
  2. Step 2: Convert to fraction form
    85,716,051.06/118,289,109.04 = 50,441,654.68/x
  3. Step 3: Cross multiply
    85,716,051.06x = 118,289,109.04 × 50,441,654.68
  4. Step 4: Simplify right side
    85,716,051.06x = 5,966,698,390,600,547
  5. Step 5: Solve for x
    x = 5,966,698,390,600,547/85,716,051.06
  6. Step 6: Final answer
    x = 69,610,047.56

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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.