Home / 746,064,007.20-1,119,096,010.80-423,577,735.20

Finding the Fourth Proportional to 746,064,007.20, 1,119,096,010.80 and 423,577,735.20

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Solution

The fourth proportional to 746,064,007.20, 1,119,096,010.80 and 423,577,735.20 is: 635,366,602.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,064,007.20 : 1,119,096,010.80 = 423,577,735.20 : x
  2. Step 2: Convert to fraction form
    746,064,007.20/1,119,096,010.80 = 423,577,735.20/x
  3. Step 3: Cross multiply
    746,064,007.20x = 1,119,096,010.80 × 423,577,735.20
  4. Step 4: Simplify right side
    746,064,007.20x = 474,024,153,726,018,688
  5. Step 5: Solve for x
    x = 474,024,153,726,018,688/746,064,007.20
  6. Step 6: Final answer
    x = 635,366,602.80

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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.