Home / 1,660,615,779.06-2,291,697,604.44-918,107,671.50

Finding the Fourth Proportional to 1,660,615,779.06, 2,291,697,604.44 and 918,107,671.50

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Solution

The fourth proportional to 1,660,615,779.06, 2,291,697,604.44 and 918,107,671.50 is: 1,267,015,030.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,615,779.06 : 2,291,697,604.44 = 918,107,671.50 : x
  2. Step 2: Convert to fraction form
    1,660,615,779.06/2,291,697,604.44 = 918,107,671.50/x
  3. Step 3: Cross multiply
    1,660,615,779.06x = 2,291,697,604.44 × 918,107,671.50
  4. Step 4: Simplify right side
    1,660,615,779.06x = 2,104,025,151,394,536,448
  5. Step 5: Solve for x
    x = 2,104,025,151,394,536,448/1,660,615,779.06
  6. Step 6: Final answer
    x = 1,267,015,030.16

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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.