Home / 161,648,482.75-242,307,079.61-122,704,493.22

Finding the Fourth Proportional to 161,648,482.75, 242,307,079.61 and 122,704,493.22

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Solution

The fourth proportional to 161,648,482.75, 242,307,079.61 and 122,704,493.22 is: 183,931,002.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,648,482.75 : 242,307,079.61 = 122,704,493.22 : x
  2. Step 2: Convert to fraction form
    161,648,482.75/242,307,079.61 = 122,704,493.22/x
  3. Step 3: Cross multiply
    161,648,482.75x = 242,307,079.61 × 122,704,493.22
  4. Step 4: Simplify right side
    161,648,482.75x = 29,732,167,407,009,864
  5. Step 5: Solve for x
    x = 29,732,167,407,009,864/161,648,482.75
  6. Step 6: Final answer
    x = 183,931,002.02

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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.