Home / 211,828,492.81-292,402,616.57-159,057,643.60

Finding the Fourth Proportional to 211,828,492.81, 292,402,616.57 and 159,057,643.60

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Solution

The fourth proportional to 211,828,492.81, 292,402,616.57 and 159,057,643.60 is: 219,559,090.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,828,492.81 : 292,402,616.57 = 159,057,643.60 : x
  2. Step 2: Convert to fraction form
    211,828,492.81/292,402,616.57 = 159,057,643.60/x
  3. Step 3: Cross multiply
    211,828,492.81x = 292,402,616.57 × 159,057,643.60
  4. Step 4: Simplify right side
    211,828,492.81x = 46,508,871,174,098,512
  5. Step 5: Solve for x
    x = 46,508,871,174,098,512/211,828,492.81
  6. Step 6: Final answer
    x = 219,559,090.27

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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.