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Finding the Fourth Proportional to 83,210,675.60, 124,648,051.80 and 83,210,675.60

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Solution

The fourth proportional to 83,210,675.60, 124,648,051.80 and 83,210,675.60 is: 124,648,051.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,210,675.60 : 124,648,051.80 = 83,210,675.60 : x
  2. Step 2: Convert to fraction form
    83,210,675.60/124,648,051.80 = 83,210,675.60/x
  3. Step 3: Cross multiply
    83,210,675.60x = 124,648,051.80 × 83,210,675.60
  4. Step 4: Simplify right side
    83,210,675.60x = 10,372,048,602,501,796
  5. Step 5: Solve for x
    x = 10,372,048,602,501,796/83,210,675.60
  6. Step 6: Final answer
    x = 124,648,051.80

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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.