Home / 173,565,734,173.18-260,382,129,002.07-65,991,641,221.67

Finding the Fourth Proportional to 173,565,734,173.18, 260,382,129,002.07 and 65,991,641,221.67

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Solution

The fourth proportional to 173,565,734,173.18, 260,382,129,002.07 and 65,991,641,221.67 is: 99,000,209,456.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,565,734,173.18 : 260,382,129,002.07 = 65,991,641,221.67 : x
  2. Step 2: Convert to fraction form
    173,565,734,173.18/260,382,129,002.07 = 65,991,641,221.67/x
  3. Step 3: Cross multiply
    173,565,734,173.18x = 260,382,129,002.07 × 65,991,641,221.67
  4. Step 4: Simplify right side
    173,565,734,173.18x = 17,183,044,037,637,897,715,712
  5. Step 5: Solve for x
    x = 17,183,044,037,637,897,715,712/173,565,734,173.18
  6. Step 6: Final answer
    x = 99,000,209,456.63

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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.