Home / 165,280,603.84-247,920,905.77-147,424,186.24

Finding the Fourth Proportional to 165,280,603.84, 247,920,905.77 and 147,424,186.24

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Solution

The fourth proportional to 165,280,603.84, 247,920,905.77 and 147,424,186.24 is: 221,136,279.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,280,603.84 : 247,920,905.77 = 147,424,186.24 : x
  2. Step 2: Convert to fraction form
    165,280,603.84/247,920,905.77 = 147,424,186.24/x
  3. Step 3: Cross multiply
    165,280,603.84x = 247,920,905.77 × 147,424,186.24
  4. Step 4: Simplify right side
    165,280,603.84x = 36,549,537,784,037,616
  5. Step 5: Solve for x
    x = 36,549,537,784,037,616/165,280,603.84
  6. Step 6: Final answer
    x = 221,136,279.37

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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.