Home / 435,490,618.20-653,235,927.30-384,472,282.20

Finding the Fourth Proportional to 435,490,618.20, 653,235,927.30 and 384,472,282.20

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Solution

The fourth proportional to 435,490,618.20, 653,235,927.30 and 384,472,282.20 is: 576,708,423.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,490,618.20 : 653,235,927.30 = 384,472,282.20 : x
  2. Step 2: Convert to fraction form
    435,490,618.20/653,235,927.30 = 384,472,282.20/x
  3. Step 3: Cross multiply
    435,490,618.20x = 653,235,927.30 × 384,472,282.20
  4. Step 4: Simplify right side
    435,490,618.20x = 251,151,107,784,064,256
  5. Step 5: Solve for x
    x = 251,151,107,784,064,256/435,490,618.20
  6. Step 6: Final answer
    x = 576,708,423.30

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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.