Home / 387,492,984,111.90-581,239,476,167.85-387,492,984,111.90

Finding the Fourth Proportional to 387,492,984,111.90, 581,239,476,167.85 and 387,492,984,111.90

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Solution

The fourth proportional to 387,492,984,111.90, 581,239,476,167.85 and 387,492,984,111.90 is: 581,239,476,167.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,492,984,111.90 : 581,239,476,167.85 = 387,492,984,111.90 : x
  2. Step 2: Convert to fraction form
    387,492,984,111.90/581,239,476,167.85 = 387,492,984,111.90/x
  3. Step 3: Cross multiply
    387,492,984,111.90x = 581,239,476,167.85 × 387,492,984,111.90
  4. Step 4: Simplify right side
    387,492,984,111.90x = 225,226,219,103,917,795,442,688
  5. Step 5: Solve for x
    x = 225,226,219,103,917,795,442,688/387,492,984,111.90
  6. Step 6: Final answer
    x = 581,239,476,167.85

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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.