Home / 13,123,295,328.51-18,110,193,280.70-7,101,799,224.03

Finding the Fourth Proportional to 13,123,295,328.51, 18,110,193,280.70 and 7,101,799,224.03

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Solution

The fourth proportional to 13,123,295,328.51, 18,110,193,280.70 and 7,101,799,224.03 is: 9,800,507,674.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,123,295,328.51 : 18,110,193,280.70 = 7,101,799,224.03 : x
  2. Step 2: Convert to fraction form
    13,123,295,328.51/18,110,193,280.70 = 7,101,799,224.03/x
  3. Step 3: Cross multiply
    13,123,295,328.51x = 18,110,193,280.70 × 7,101,799,224.03
  4. Step 4: Simplify right side
    13,123,295,328.51x = 128,614,956,587,873,058,816
  5. Step 5: Solve for x
    x = 128,614,956,587,873,058,816/13,123,295,328.51
  6. Step 6: Final answer
    x = 9,800,507,674.96

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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.