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Finding the Fourth Proportional to 59,798,928.90, 83,775,187.50 and 59,798,928.90

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Solution

The fourth proportional to 59,798,928.90, 83,775,187.50 and 59,798,928.90 is: 83,775,187.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,798,928.90 : 83,775,187.50 = 59,798,928.90 : x
  2. Step 2: Convert to fraction form
    59,798,928.90/83,775,187.50 = 59,798,928.90/x
  3. Step 3: Cross multiply
    59,798,928.90x = 83,775,187.50 × 59,798,928.90
  4. Step 4: Simplify right side
    59,798,928.90x = 5,009,666,480,896,669
  5. Step 5: Solve for x
    x = 5,009,666,480,896,669/59,798,928.90
  6. Step 6: Final answer
    x = 83,775,187.50

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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.