Home / 13,201,658,268.94-18,223,027,221.30-7,849,205,859.16

Finding the Fourth Proportional to 13,201,658,268.94, 18,223,027,221.30 and 7,849,205,859.16

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Solution

The fourth proportional to 13,201,658,268.94, 18,223,027,221.30 and 7,849,205,859.16 is: 10,834,721,602.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,201,658,268.94 : 18,223,027,221.30 = 7,849,205,859.16 : x
  2. Step 2: Convert to fraction form
    13,201,658,268.94/18,223,027,221.30 = 7,849,205,859.16/x
  3. Step 3: Cross multiply
    13,201,658,268.94x = 18,223,027,221.30 × 7,849,205,859.16
  4. Step 4: Simplify right side
    13,201,658,268.94x = 143,036,292,037,060,132,864
  5. Step 5: Solve for x
    x = 143,036,292,037,060,132,864/13,201,658,268.94
  6. Step 6: Final answer
    x = 10,834,721,602.63

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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.