Home / 145,222,283.34-200,406,747.87-80,032,187.34

Finding the Fourth Proportional to 145,222,283.34, 200,406,747.87 and 80,032,187.34

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Solution

The fourth proportional to 145,222,283.34, 200,406,747.87 and 80,032,187.34 is: 110,444,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,222,283.34 : 200,406,747.87 = 80,032,187.34 : x
  2. Step 2: Convert to fraction form
    145,222,283.34/200,406,747.87 = 80,032,187.34/x
  3. Step 3: Cross multiply
    145,222,283.34x = 200,406,747.87 × 80,032,187.34
  4. Step 4: Simplify right side
    145,222,283.34x = 16,038,990,389,731,988
  5. Step 5: Solve for x
    x = 16,038,990,389,731,988/145,222,283.34
  6. Step 6: Final answer
    x = 110,444,416.80

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1.5x scale

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.