Home / 141,705,890.40-212,596,160.40-50,820,002.40

Finding the Fourth Proportional to 141,705,890.40, 212,596,160.40 and 50,820,002.40

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Solution

The fourth proportional to 141,705,890.40, 212,596,160.40 and 50,820,002.40 is: 76,243,389.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,705,890.40 : 212,596,160.40 = 50,820,002.40 : x
  2. Step 2: Convert to fraction form
    141,705,890.40/212,596,160.40 = 50,820,002.40/x
  3. Step 3: Cross multiply
    141,705,890.40x = 212,596,160.40 × 50,820,002.40
  4. Step 4: Simplify right side
    141,705,890.40x = 10,804,137,381,758,784
  5. Step 5: Solve for x
    x = 10,804,137,381,758,784/141,705,890.40
  6. Step 6: Final answer
    x = 76,243,389.40

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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.