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Finding the Fourth Proportional to 59,798,928.40, 83,775,186.80 and 59,798,928.40

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Solution

The fourth proportional to 59,798,928.40, 83,775,186.80 and 59,798,928.40 is: 83,775,186.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,798,928.40 : 83,775,186.80 = 59,798,928.40 : x
  2. Step 2: Convert to fraction form
    59,798,928.40/83,775,186.80 = 59,798,928.40/x
  3. Step 3: Cross multiply
    59,798,928.40x = 83,775,186.80 × 59,798,928.40
  4. Step 4: Simplify right side
    59,798,928.40x = 5,009,666,397,149,825
  5. Step 5: Solve for x
    x = 5,009,666,397,149,825/59,798,928.40
  6. Step 6: Final answer
    x = 83,775,186.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.