Home / 201,169,767.40-301,515,502.65-180,603,000.70

Finding the Fourth Proportional to 201,169,767.40, 301,515,502.65 and 180,603,000.70

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Solution

The fourth proportional to 201,169,767.40, 301,515,502.65 and 180,603,000.70 is: 270,689,802.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,169,767.40 : 301,515,502.65 = 180,603,000.70 : x
  2. Step 2: Convert to fraction form
    201,169,767.40/301,515,502.65 = 180,603,000.70/x
  3. Step 3: Cross multiply
    201,169,767.40x = 301,515,502.65 × 180,603,000.70
  4. Step 4: Simplify right side
    201,169,767.40x = 54,454,604,536,158,792
  5. Step 5: Solve for x
    x = 54,454,604,536,158,792/201,169,767.40
  6. Step 6: Final answer
    x = 270,689,802.15

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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.