Home / 341,687,657.93-512,718,072.17-144,920,465.42

Finding the Fourth Proportional to 341,687,657.93, 512,718,072.17 and 144,920,465.42

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Solution

The fourth proportional to 341,687,657.93, 512,718,072.17 and 144,920,465.42 is: 217,459,834.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,687,657.93 : 512,718,072.17 = 144,920,465.42 : x
  2. Step 2: Convert to fraction form
    341,687,657.93/512,718,072.17 = 144,920,465.42/x
  3. Step 3: Cross multiply
    341,687,657.93x = 512,718,072.17 × 144,920,465.42
  4. Step 4: Simplify right side
    341,687,657.93x = 74,303,341,644,833,360
  5. Step 5: Solve for x
    x = 74,303,341,644,833,360/341,687,657.93
  6. Step 6: Final answer
    x = 217,459,834.80

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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.