Home / 554,421,134.17-832,449,223.73-309,256,772.05

Finding the Fourth Proportional to 554,421,134.17, 832,449,223.73 and 309,256,772.05

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Solution

The fourth proportional to 554,421,134.17, 832,449,223.73 and 309,256,772.05 is: 464,341,173.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,421,134.17 : 832,449,223.73 = 309,256,772.05 : x
  2. Step 2: Convert to fraction form
    554,421,134.17/832,449,223.73 = 309,256,772.05/x
  3. Step 3: Cross multiply
    554,421,134.17x = 832,449,223.73 × 309,256,772.05
  4. Step 4: Simplify right side
    554,421,134.17x = 257,440,559,824,960,064
  5. Step 5: Solve for x
    x = 257,440,559,824,960,064/554,421,134.17
  6. Step 6: Final answer
    x = 464,341,173.09

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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.