Home / 307,595,389.52-424,484,284.66-175,443,079.92

Finding the Fourth Proportional to 307,595,389.52, 424,484,284.66 and 175,443,079.92

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Solution

The fourth proportional to 307,595,389.52, 424,484,284.66 and 175,443,079.92 is: 242,112,960.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,595,389.52 : 424,484,284.66 = 175,443,079.92 : x
  2. Step 2: Convert to fraction form
    307,595,389.52/424,484,284.66 = 175,443,079.92/x
  3. Step 3: Cross multiply
    307,595,389.52x = 424,484,284.66 × 175,443,079.92
  4. Step 4: Simplify right side
    307,595,389.52x = 74,472,830,278,388,416
  5. Step 5: Solve for x
    x = 74,472,830,278,388,416/307,595,389.52
  6. Step 6: Final answer
    x = 242,112,960.13

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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.