Home / 342,476,342.24-513,547,108.72-238,895,169.82

Finding the Fourth Proportional to 342,476,342.24, 513,547,108.72 and 238,895,169.82

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Solution

The fourth proportional to 342,476,342.24, 513,547,108.72 and 238,895,169.82 is: 358,225,981.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,476,342.24 : 513,547,108.72 = 238,895,169.82 : x
  2. Step 2: Convert to fraction form
    342,476,342.24/513,547,108.72 = 238,895,169.82/x
  3. Step 3: Cross multiply
    342,476,342.24x = 513,547,108.72 × 238,895,169.82
  4. Step 4: Simplify right side
    342,476,342.24x = 122,683,923,746,353,280
  5. Step 5: Solve for x
    x = 122,683,923,746,353,280/342,476,342.24
  6. Step 6: Final answer
    x = 358,225,981.23

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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.