Home / 751,749,341.60-1,127,624,012.40-700,731,005.60

Finding the Fourth Proportional to 751,749,341.60, 1,127,624,012.40 and 700,731,005.60

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Solution

The fourth proportional to 751,749,341.60, 1,127,624,012.40 and 700,731,005.60 is: 1,051,096,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,749,341.60 : 1,127,624,012.40 = 700,731,005.60 : x
  2. Step 2: Convert to fraction form
    751,749,341.60/1,127,624,012.40 = 700,731,005.60/x
  3. Step 3: Cross multiply
    751,749,341.60x = 1,127,624,012.40 × 700,731,005.60
  4. Step 4: Simplify right side
    751,749,341.60x = 790,161,108,147,758,976
  5. Step 5: Solve for x
    x = 790,161,108,147,758,976/751,749,341.60
  6. Step 6: Final answer
    x = 1,051,096,508.40

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1.5x scale

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.