Home / 229,662,017.20-344,493,025.80-209,573,547.40

Finding the Fourth Proportional to 229,662,017.20, 344,493,025.80 and 209,573,547.40

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Solution

The fourth proportional to 229,662,017.20, 344,493,025.80 and 209,573,547.40 is: 314,360,321.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,662,017.20 : 344,493,025.80 = 209,573,547.40 : x
  2. Step 2: Convert to fraction form
    229,662,017.20/344,493,025.80 = 209,573,547.40/x
  3. Step 3: Cross multiply
    229,662,017.20x = 344,493,025.80 × 209,573,547.40
  4. Step 4: Simplify right side
    229,662,017.20x = 72,196,625,471,465,728
  5. Step 5: Solve for x
    x = 72,196,625,471,465,728/229,662,017.20
  6. Step 6: Final answer
    x = 314,360,321.10

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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.