Home / 779,269,688,965.35-1,168,086,287,209.70-262,191,677,000.98

Finding the Fourth Proportional to 779,269,688,965.35, 1,168,086,287,209.70 and 262,191,677,000.98

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Solution

The fourth proportional to 779,269,688,965.35, 1,168,086,287,209.70 and 262,191,677,000.98 is: 393,012,209,844.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,269,688,965.35 : 1,168,086,287,209.70 = 262,191,677,000.98 : x
  2. Step 2: Convert to fraction form
    779,269,688,965.35/1,168,086,287,209.70 = 262,191,677,000.98/x
  3. Step 3: Cross multiply
    779,269,688,965.35x = 1,168,086,287,209.70 × 262,191,677,000.98
  4. Step 4: Simplify right side
    779,269,688,965.35x = 306,262,502,525,359,647,358,976
  5. Step 5: Solve for x
    x = 306,262,502,525,359,647,358,976/779,269,688,965.35
  6. Step 6: Final answer
    x = 393,012,209,844.82

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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.