Home / 805,262,874.48-1,111,133,131.05-452,817,851.76

Finding the Fourth Proportional to 805,262,874.48, 1,111,133,131.05 and 452,817,851.76

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Solution

The fourth proportional to 805,262,874.48, 1,111,133,131.05 and 452,817,851.76 is: 624,815,738.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,262,874.48 : 1,111,133,131.05 = 452,817,851.76 : x
  2. Step 2: Convert to fraction form
    805,262,874.48/1,111,133,131.05 = 452,817,851.76/x
  3. Step 3: Cross multiply
    805,262,874.48x = 1,111,133,131.05 × 452,817,851.76
  4. Step 4: Simplify right side
    805,262,874.48x = 503,140,917,421,423,552
  5. Step 5: Solve for x
    x = 503,140,917,421,423,552/805,262,874.48
  6. Step 6: Final answer
    x = 624,815,738.27

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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.