Home / 285,732,227.16-428,640,929.80-101,484,224.06

Finding the Fourth Proportional to 285,732,227.16, 428,640,929.80 and 101,484,224.06

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Solution

The fourth proportional to 285,732,227.16, 428,640,929.80 and 101,484,224.06 is: 152,241,462.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,732,227.16 : 428,640,929.80 = 101,484,224.06 : x
  2. Step 2: Convert to fraction form
    285,732,227.16/428,640,929.80 = 101,484,224.06/x
  3. Step 3: Cross multiply
    285,732,227.16x = 428,640,929.80 × 101,484,224.06
  4. Step 4: Simplify right side
    285,732,227.16x = 43,500,292,158,713,024
  5. Step 5: Solve for x
    x = 43,500,292,158,713,024/285,732,227.16
  6. Step 6: Final answer
    x = 152,241,462.54

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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.