Home / 403,560,497.80-605,340,746.70-112,472,547.40

Finding the Fourth Proportional to 403,560,497.80, 605,340,746.70 and 112,472,547.40

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Solution

The fourth proportional to 403,560,497.80, 605,340,746.70 and 112,472,547.40 is: 168,708,821.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,560,497.80 : 605,340,746.70 = 112,472,547.40 : x
  2. Step 2: Convert to fraction form
    403,560,497.80/605,340,746.70 = 112,472,547.40/x
  3. Step 3: Cross multiply
    403,560,497.80x = 605,340,746.70 × 112,472,547.40
  4. Step 4: Simplify right side
    403,560,497.80x = 68,084,215,826,367,152
  5. Step 5: Solve for x
    x = 68,084,215,826,367,152/403,560,497.80
  6. Step 6: Final answer
    x = 168,708,821.10

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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.