Home / 141,771,667.28-212,693,368.08-39,535,715.84

Finding the Fourth Proportional to 141,771,667.28, 212,693,368.08 and 39,535,715.84

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Solution

The fourth proportional to 141,771,667.28, 212,693,368.08 and 39,535,715.84 is: 59,313,576.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,771,667.28 : 212,693,368.08 = 39,535,715.84 : x
  2. Step 2: Convert to fraction form
    141,771,667.28/212,693,368.08 = 39,535,715.84/x
  3. Step 3: Cross multiply
    141,771,667.28x = 212,693,368.08 × 39,535,715.84
  4. Step 4: Simplify right side
    141,771,667.28x = 8,408,984,561,463,408
  5. Step 5: Solve for x
    x = 8,408,984,561,463,408/141,771,667.28
  6. Step 6: Final answer
    x = 59,313,576.00

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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.