Home / 92,871,673.84-128,155,291.87-54,674,740.16

Finding the Fourth Proportional to 92,871,673.84, 128,155,291.87 and 54,674,740.16

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Solution

The fourth proportional to 92,871,673.84, 128,155,291.87 and 54,674,740.16 is: 75,446,656.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,871,673.84 : 128,155,291.87 = 54,674,740.16 : x
  2. Step 2: Convert to fraction form
    92,871,673.84/128,155,291.87 = 54,674,740.16/x
  3. Step 3: Cross multiply
    92,871,673.84x = 128,155,291.87 × 54,674,740.16
  4. Step 4: Simplify right side
    92,871,673.84x = 7,006,857,283,121,210
  5. Step 5: Solve for x
    x = 7,006,857,283,121,210/92,871,673.84
  6. Step 6: Final answer
    x = 75,446,656.59

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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.