Home / 651,454,201.04-899,012,815.79-354,097,142.91

Finding the Fourth Proportional to 651,454,201.04, 899,012,815.79 and 354,097,142.91

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Solution

The fourth proportional to 651,454,201.04, 899,012,815.79 and 354,097,142.91 is: 488,657,328.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,454,201.04 : 899,012,815.79 = 354,097,142.91 : x
  2. Step 2: Convert to fraction form
    651,454,201.04/899,012,815.79 = 354,097,142.91/x
  3. Step 3: Cross multiply
    651,454,201.04x = 899,012,815.79 × 354,097,142.91
  4. Step 4: Simplify right side
    651,454,201.04x = 318,337,869,510,713,152
  5. Step 5: Solve for x
    x = 318,337,869,510,713,152/651,454,201.04
  6. Step 6: Final answer
    x = 488,657,328.49

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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.