Home / 369,866,398.46-510,222,117.16-228,692,490.92

Finding the Fourth Proportional to 369,866,398.46, 510,222,117.16 and 228,692,490.92

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Solution

The fourth proportional to 369,866,398.46, 510,222,117.16 and 228,692,490.92 is: 315,475,986.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,866,398.46 : 510,222,117.16 = 228,692,490.92 : x
  2. Step 2: Convert to fraction form
    369,866,398.46/510,222,117.16 = 228,692,490.92/x
  3. Step 3: Cross multiply
    369,866,398.46x = 510,222,117.16 × 228,692,490.92
  4. Step 4: Simplify right side
    369,866,398.46x = 116,683,966,895,796,480
  5. Step 5: Solve for x
    x = 116,683,966,895,796,480/369,866,398.46
  6. Step 6: Final answer
    x = 315,475,986.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.