Home / 598,900,312.80-896,838,814.80-393,315,314.40

Finding the Fourth Proportional to 598,900,312.80, 896,838,814.80 and 393,315,314.40

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Solution

The fourth proportional to 598,900,312.80, 896,838,814.80 and 393,315,314.40 is: 588,980,224.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,900,312.80 : 896,838,814.80 = 393,315,314.40 : x
  2. Step 2: Convert to fraction form
    598,900,312.80/896,838,814.80 = 393,315,314.40/x
  3. Step 3: Cross multiply
    598,900,312.80x = 896,838,814.80 × 393,315,314.40
  4. Step 4: Simplify right side
    598,900,312.80x = 352,740,440,409,185,344
  5. Step 5: Solve for x
    x = 352,740,440,409,185,344/598,900,312.80
  6. Step 6: Final answer
    x = 588,980,224.04

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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.