Home / 1,084,569,983.04-1,496,870,181.96-661,429,130.16

Finding the Fourth Proportional to 1,084,569,983.04, 1,496,870,181.96 and 661,429,130.16

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Solution

The fourth proportional to 1,084,569,983.04, 1,496,870,181.96 and 661,429,130.16 is: 912,871,974.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,569,983.04 : 1,496,870,181.96 = 661,429,130.16 : x
  2. Step 2: Convert to fraction form
    1,084,569,983.04/1,496,870,181.96 = 661,429,130.16/x
  3. Step 3: Cross multiply
    1,084,569,983.04x = 1,496,870,181.96 × 661,429,130.16
  4. Step 4: Simplify right side
    1,084,569,983.04x = 990,073,542,416,243,712
  5. Step 5: Solve for x
    x = 990,073,542,416,243,712/1,084,569,983.04
  6. Step 6: Final answer
    x = 912,871,974.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.