Home / 270,988,835.11-373,964,591.90-153,514,165.19

Finding the Fourth Proportional to 270,988,835.11, 373,964,591.90 and 153,514,165.19

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Solution

The fourth proportional to 270,988,835.11, 373,964,591.90 and 153,514,165.19 is: 211,849,547.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,988,835.11 : 373,964,591.90 = 153,514,165.19 : x
  2. Step 2: Convert to fraction form
    270,988,835.11/373,964,591.90 = 153,514,165.19/x
  3. Step 3: Cross multiply
    270,988,835.11x = 373,964,591.90 × 153,514,165.19
  4. Step 4: Simplify right side
    270,988,835.11x = 57,408,862,137,466,224
  5. Step 5: Solve for x
    x = 57,408,862,137,466,224/270,988,835.11
  6. Step 6: Final answer
    x = 211,849,547.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.