Home / 651,598,355.28-899,182,594.12-358,240,787.28

Finding the Fourth Proportional to 651,598,355.28, 899,182,594.12 and 358,240,787.28

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Solution

The fourth proportional to 651,598,355.28, 899,182,594.12 and 358,240,787.28 is: 494,359,566.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,598,355.28 : 899,182,594.12 = 358,240,787.28 : x
  2. Step 2: Convert to fraction form
    651,598,355.28/899,182,594.12 = 358,240,787.28/x
  3. Step 3: Cross multiply
    651,598,355.28x = 899,182,594.12 × 358,240,787.28
  4. Step 4: Simplify right side
    651,598,355.28x = 322,123,880,426,021,504
  5. Step 5: Solve for x
    x = 322,123,880,426,021,504/651,598,355.28
  6. Step 6: Final answer
    x = 494,359,566.47

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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.