Home / 745,988,730.35-1,118,740,959.08-247,865,472.50

Finding the Fourth Proportional to 745,988,730.35, 1,118,740,959.08 and 247,865,472.50

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Solution

The fourth proportional to 745,988,730.35, 1,118,740,959.08 and 247,865,472.50 is: 371,717,755.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,988,730.35 : 1,118,740,959.08 = 247,865,472.50 : x
  2. Step 2: Convert to fraction form
    745,988,730.35/1,118,740,959.08 = 247,865,472.50/x
  3. Step 3: Cross multiply
    745,988,730.35x = 1,118,740,959.08 × 247,865,472.50
  4. Step 4: Simplify right side
    745,988,730.35x = 277,297,256,421,576,224
  5. Step 5: Solve for x
    x = 277,297,256,421,576,224/745,988,730.35
  6. Step 6: Final answer
    x = 371,717,755.43

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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.