Home / 97,776,187.80-146,664,281.70-52,426,555.80

Finding the Fourth Proportional to 97,776,187.80, 146,664,281.70 and 52,426,555.80

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Solution

The fourth proportional to 97,776,187.80, 146,664,281.70 and 52,426,555.80 is: 78,639,833.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,776,187.80 : 146,664,281.70 = 52,426,555.80 : x
  2. Step 2: Convert to fraction form
    97,776,187.80/146,664,281.70 = 52,426,555.80/x
  3. Step 3: Cross multiply
    97,776,187.80x = 146,664,281.70 × 52,426,555.80
  4. Step 4: Simplify right side
    97,776,187.80x = 7,689,103,148,411,968
  5. Step 5: Solve for x
    x = 7,689,103,148,411,968/97,776,187.80
  6. Step 6: Final answer
    x = 78,639,833.70

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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.