Home / 74,088,266.70-111,132,400.05-69,931,217.10

Finding the Fourth Proportional to 74,088,266.70, 111,132,400.05 and 69,931,217.10

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Solution

The fourth proportional to 74,088,266.70, 111,132,400.05 and 69,931,217.10 is: 104,896,825.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,088,266.70 : 111,132,400.05 = 69,931,217.10 : x
  2. Step 2: Convert to fraction form
    74,088,266.70/111,132,400.05 = 69,931,217.10/x
  3. Step 3: Cross multiply
    74,088,266.70x = 111,132,400.05 × 69,931,217.10
  4. Step 4: Simplify right side
    74,088,266.70x = 7,771,623,994,740,600
  5. Step 5: Solve for x
    x = 7,771,623,994,740,600/74,088,266.70
  6. Step 6: Final answer
    x = 104,896,825.65

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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.