Home / 1,534,602,563.75-2,117,664,586.79-865,507,617.51

Finding the Fourth Proportional to 1,534,602,563.75, 2,117,664,586.79 and 865,507,617.51

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Solution

The fourth proportional to 1,534,602,563.75, 2,117,664,586.79 and 865,507,617.51 is: 1,194,351,472.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,602,563.75 : 2,117,664,586.79 = 865,507,617.51 : x
  2. Step 2: Convert to fraction form
    1,534,602,563.75/2,117,664,586.79 = 865,507,617.51/x
  3. Step 3: Cross multiply
    1,534,602,563.75x = 2,117,664,586.79 × 865,507,617.51
  4. Step 4: Simplify right side
    1,534,602,563.75x = 1,832,854,831,193,584,128
  5. Step 5: Solve for x
    x = 1,832,854,831,193,584,128/1,534,602,563.75
  6. Step 6: Final answer
    x = 1,194,351,472.16

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Double scale
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1.5x scale

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.