Home / 92,779,820.49-128,028,685.43-53,624,133.33

Finding the Fourth Proportional to 92,779,820.49, 128,028,685.43 and 53,624,133.33

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Solution

The fourth proportional to 92,779,820.49, 128,028,685.43 and 53,624,133.33 is: 73,996,988.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,779,820.49 : 128,028,685.43 = 53,624,133.33 : x
  2. Step 2: Convert to fraction form
    92,779,820.49/128,028,685.43 = 53,624,133.33/x
  3. Step 3: Cross multiply
    92,779,820.49x = 128,028,685.43 × 53,624,133.33
  4. Step 4: Simplify right side
    92,779,820.49x = 6,865,427,297,294,827
  5. Step 5: Solve for x
    x = 6,865,427,297,294,827/92,779,820.49
  6. Step 6: Final answer
    x = 73,996,988.36

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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.