Home / 358,134,005.80-537,201,008.70-352,087,388.20

Finding the Fourth Proportional to 358,134,005.80, 537,201,008.70 and 352,087,388.20

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Solution

The fourth proportional to 358,134,005.80, 537,201,008.70 and 352,087,388.20 is: 528,131,082.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,134,005.80 : 537,201,008.70 = 352,087,388.20 : x
  2. Step 2: Convert to fraction form
    358,134,005.80/537,201,008.70 = 352,087,388.20/x
  3. Step 3: Cross multiply
    358,134,005.80x = 537,201,008.70 × 352,087,388.20
  4. Step 4: Simplify right side
    358,134,005.80x = 189,141,700,091,588,480
  5. Step 5: Solve for x
    x = 189,141,700,091,588,480/358,134,005.80
  6. Step 6: Final answer
    x = 528,131,082.30

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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.