Home / 186,688,264.20-280,032,396.30-168,194,117.40

Finding the Fourth Proportional to 186,688,264.20, 280,032,396.30 and 168,194,117.40

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Solution

The fourth proportional to 186,688,264.20, 280,032,396.30 and 168,194,117.40 is: 252,291,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,688,264.20 : 280,032,396.30 = 168,194,117.40 : x
  2. Step 2: Convert to fraction form
    186,688,264.20/280,032,396.30 = 168,194,117.40/x
  3. Step 3: Cross multiply
    186,688,264.20x = 280,032,396.30 × 168,194,117.40
  4. Step 4: Simplify right side
    186,688,264.20x = 47,099,801,739,085,528
  5. Step 5: Solve for x
    x = 47,099,801,739,085,528/186,688,264.20
  6. Step 6: Final answer
    x = 252,291,176.10

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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.