Home / 1,159,818,006.70-1,600,886,118.13-757,992,203.49

Finding the Fourth Proportional to 1,159,818,006.70, 1,600,886,118.13 and 757,992,203.49

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Solution

The fourth proportional to 1,159,818,006.70, 1,600,886,118.13 and 757,992,203.49 is: 1,046,249,660.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,818,006.70 : 1,600,886,118.13 = 757,992,203.49 : x
  2. Step 2: Convert to fraction form
    1,159,818,006.70/1,600,886,118.13 = 757,992,203.49/x
  3. Step 3: Cross multiply
    1,159,818,006.70x = 1,600,886,118.13 × 757,992,203.49
  4. Step 4: Simplify right side
    1,159,818,006.70x = 1,213,459,196,216,016,128
  5. Step 5: Solve for x
    x = 1,213,459,196,216,016,128/1,159,818,006.70
  6. Step 6: Final answer
    x = 1,046,249,660.90

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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.