Home / 284,903,079.71-424,959,260.22-258,748,210.89

Finding the Fourth Proportional to 284,903,079.71, 424,959,260.22 and 258,748,210.89

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Solution

The fourth proportional to 284,903,079.71, 424,959,260.22 and 258,748,210.89 is: 385,946,857.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,903,079.71 : 424,959,260.22 = 258,748,210.89 : x
  2. Step 2: Convert to fraction form
    284,903,079.71/424,959,260.22 = 258,748,210.89/x
  3. Step 3: Cross multiply
    284,903,079.71x = 424,959,260.22 × 258,748,210.89
  4. Step 4: Simplify right side
    284,903,079.71x = 109,957,448,283,062,944
  5. Step 5: Solve for x
    x = 109,957,448,283,062,944/284,903,079.71
  6. Step 6: Final answer
    x = 385,946,857.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.