Home / 13,160,762,372.36-19,744,410,936.54-6,531,502,778.12

Finding the Fourth Proportional to 13,160,762,372.36, 19,744,410,936.54 and 6,531,502,778.12

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Solution

The fourth proportional to 13,160,762,372.36, 19,744,410,936.54 and 6,531,502,778.12 is: 9,798,875,721.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,160,762,372.36 : 19,744,410,936.54 = 6,531,502,778.12 : x
  2. Step 2: Convert to fraction form
    13,160,762,372.36/19,744,410,936.54 = 6,531,502,778.12/x
  3. Step 3: Cross multiply
    13,160,762,372.36x = 19,744,410,936.54 × 6,531,502,778.12
  4. Step 4: Simplify right side
    13,160,762,372.36x = 128,960,674,884,353,916,928
  5. Step 5: Solve for x
    x = 128,960,674,884,353,916,928/13,160,762,372.36
  6. Step 6: Final answer
    x = 9,798,875,721.30

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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.