Home / 294,711,032.10-442,066,548.15-261,832,548.90

Finding the Fourth Proportional to 294,711,032.10, 442,066,548.15 and 261,832,548.90

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Solution

The fourth proportional to 294,711,032.10, 442,066,548.15 and 261,832,548.90 is: 392,748,823.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,711,032.10 : 442,066,548.15 = 261,832,548.90 : x
  2. Step 2: Convert to fraction form
    294,711,032.10/442,066,548.15 = 261,832,548.90/x
  3. Step 3: Cross multiply
    294,711,032.10x = 442,066,548.15 × 261,832,548.90
  4. Step 4: Simplify right side
    294,711,032.10x = 115,747,411,085,539,072
  5. Step 5: Solve for x
    x = 115,747,411,085,539,072/294,711,032.10
  6. Step 6: Final answer
    x = 392,748,823.35

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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.