Home / 97,769,099.80-146,765,624.10-57,402,328.60

Finding the Fourth Proportional to 97,769,099.80, 146,765,624.10 and 57,402,328.60

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Solution

The fourth proportional to 97,769,099.80, 146,765,624.10 and 57,402,328.60 is: 86,169,235.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,769,099.80 : 146,765,624.10 = 57,402,328.60 : x
  2. Step 2: Convert to fraction form
    97,769,099.80/146,765,624.10 = 57,402,328.60/x
  3. Step 3: Cross multiply
    97,769,099.80x = 146,765,624.10 × 57,402,328.60
  4. Step 4: Simplify right side
    97,769,099.80x = 8,424,688,581,772,279
  5. Step 5: Solve for x
    x = 8,424,688,581,772,279/97,769,099.80
  6. Step 6: Final answer
    x = 86,169,235.46

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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.