Home / 145,593,784.06-200,924,379.60-86,106,074.21

Finding the Fourth Proportional to 145,593,784.06, 200,924,379.60 and 86,106,074.21

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Solution

The fourth proportional to 145,593,784.06, 200,924,379.60 and 86,106,074.21 is: 118,829,314.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,593,784.06 : 200,924,379.60 = 86,106,074.21 : x
  2. Step 2: Convert to fraction form
    145,593,784.06/200,924,379.60 = 86,106,074.21/x
  3. Step 3: Cross multiply
    145,593,784.06x = 200,924,379.60 × 86,106,074.21
  4. Step 4: Simplify right side
    145,593,784.06x = 17,300,809,541,314,854
  5. Step 5: Solve for x
    x = 17,300,809,541,314,854/145,593,784.06
  6. Step 6: Final answer
    x = 118,829,314.40

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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.