Home / 464,343,395.69-696,492,138-173,187,834.05

Finding the Fourth Proportional to 464,343,395.69, 696,492,138 and 173,187,834.05

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Solution

The fourth proportional to 464,343,395.69, 696,492,138 and 173,187,834.05 is: 259,773,189.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,343,395.69 : 696,492,138 = 173,187,834.05 : x
  2. Step 2: Convert to fraction form
    464,343,395.69/696,492,138 = 173,187,834.05/x
  3. Step 3: Cross multiply
    464,343,395.69x = 696,492,138 × 173,187,834.05
  4. Step 4: Simplify right side
    464,343,395.69x = 120,623,964,813,073,712
  5. Step 5: Solve for x
    x = 120,623,964,813,073,712/464,343,395.69
  6. Step 6: Final answer
    x = 259,773,189.27

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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.