Home / 107,871,191.42-161,921,931.06-46,490,642.06

Finding the Fourth Proportional to 107,871,191.42, 161,921,931.06 and 46,490,642.06

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Solution

The fourth proportional to 107,871,191.42, 161,921,931.06 and 46,490,642.06 is: 69,785,588.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,871,191.42 : 161,921,931.06 = 46,490,642.06 : x
  2. Step 2: Convert to fraction form
    107,871,191.42/161,921,931.06 = 46,490,642.06/x
  3. Step 3: Cross multiply
    107,871,191.42x = 161,921,931.06 × 46,490,642.06
  4. Step 4: Simplify right side
    107,871,191.42x = 7,527,854,538,574,457
  5. Step 5: Solve for x
    x = 7,527,854,538,574,457/107,871,191.42
  6. Step 6: Final answer
    x = 69,785,588.16

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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.