Home / 155,016,345.40-232,524,518.10-68,922,903.40

Finding the Fourth Proportional to 155,016,345.40, 232,524,518.10 and 68,922,903.40

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Solution

The fourth proportional to 155,016,345.40, 232,524,518.10 and 68,922,903.40 is: 103,384,355.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,016,345.40 : 232,524,518.10 = 68,922,903.40 : x
  2. Step 2: Convert to fraction form
    155,016,345.40/232,524,518.10 = 68,922,903.40/x
  3. Step 3: Cross multiply
    155,016,345.40x = 232,524,518.10 × 68,922,903.40
  4. Step 4: Simplify right side
    155,016,345.40x = 16,026,264,899,137,852
  5. Step 5: Solve for x
    x = 16,026,264,899,137,852/155,016,345.40
  6. Step 6: Final answer
    x = 103,384,355.10

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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.