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Finding the Fourth Proportional to 195,604,051.20, 292,768,347.60 and 195,604,051.20

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Solution

The fourth proportional to 195,604,051.20, 292,768,347.60 and 195,604,051.20 is: 292,768,347.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,604,051.20 : 292,768,347.60 = 195,604,051.20 : x
  2. Step 2: Convert to fraction form
    195,604,051.20/292,768,347.60 = 195,604,051.20/x
  3. Step 3: Cross multiply
    195,604,051.20x = 292,768,347.60 × 195,604,051.20
  4. Step 4: Simplify right side
    195,604,051.20x = 57,266,674,853,689,800
  5. Step 5: Solve for x
    x = 57,266,674,853,689,800/195,604,051.20
  6. Step 6: Final answer
    x = 292,768,347.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.