Home / 319,302,001.40-478,953,002.10-182,875,191.80

Finding the Fourth Proportional to 319,302,001.40, 478,953,002.10 and 182,875,191.80

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Solution

The fourth proportional to 319,302,001.40, 478,953,002.10 and 182,875,191.80 is: 274,312,787.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,302,001.40 : 478,953,002.10 = 182,875,191.80 : x
  2. Step 2: Convert to fraction form
    319,302,001.40/478,953,002.10 = 182,875,191.80/x
  3. Step 3: Cross multiply
    319,302,001.40x = 478,953,002.10 × 182,875,191.80
  4. Step 4: Simplify right side
    319,302,001.40x = 87,588,622,122,223,312
  5. Step 5: Solve for x
    x = 87,588,622,122,223,312/319,302,001.40
  6. Step 6: Final answer
    x = 274,312,787.70

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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.