Home / 651,454,197.54-899,012,810.96-354,097,139.41

Finding the Fourth Proportional to 651,454,197.54, 899,012,810.96 and 354,097,139.41

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Solution

The fourth proportional to 651,454,197.54, 899,012,810.96 and 354,097,139.41 is: 488,657,323.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,454,197.54 : 899,012,810.96 = 354,097,139.41 : x
  2. Step 2: Convert to fraction form
    651,454,197.54/899,012,810.96 = 354,097,139.41/x
  3. Step 3: Cross multiply
    651,454,197.54x = 899,012,810.96 × 354,097,139.41
  4. Step 4: Simplify right side
    651,454,197.54x = 318,337,864,653,879,104
  5. Step 5: Solve for x
    x = 318,337,864,653,879,104/651,454,197.54
  6. Step 6: Final answer
    x = 488,657,323.66

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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.