Home / 315,329,359.24-435,091,404.18-176,078,695.24

Finding the Fourth Proportional to 315,329,359.24, 435,091,404.18 and 176,078,695.24

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Solution

The fourth proportional to 315,329,359.24, 435,091,404.18 and 176,078,695.24 is: 242,953,358.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,329,359.24 : 435,091,404.18 = 176,078,695.24 : x
  2. Step 2: Convert to fraction form
    315,329,359.24/435,091,404.18 = 176,078,695.24/x
  3. Step 3: Cross multiply
    315,329,359.24x = 435,091,404.18 × 176,078,695.24
  4. Step 4: Simplify right side
    315,329,359.24x = 76,610,326,758,153,888
  5. Step 5: Solve for x
    x = 76,610,326,758,153,888/315,329,359.24
  6. Step 6: Final answer
    x = 242,953,358.17

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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.