Home / 411,466,842.39-567,825,729.09-223,295,095.40

Finding the Fourth Proportional to 411,466,842.39, 567,825,729.09 and 223,295,095.40

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Solution

The fourth proportional to 411,466,842.39, 567,825,729.09 and 223,295,095.40 is: 308,148,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,466,842.39 : 567,825,729.09 = 223,295,095.40 : x
  2. Step 2: Convert to fraction form
    411,466,842.39/567,825,729.09 = 223,295,095.40/x
  3. Step 3: Cross multiply
    411,466,842.39x = 567,825,729.09 × 223,295,095.40
  4. Step 4: Simplify right side
    411,466,842.39x = 126,792,700,345,645,200
  5. Step 5: Solve for x
    x = 126,792,700,345,645,200/411,466,842.39
  6. Step 6: Final answer
    x = 308,148,038.40

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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.