Home / 756,307,242.28-1,044,564,927.78-508,358,129.32

Finding the Fourth Proportional to 756,307,242.28, 1,044,564,927.78 and 508,358,129.32

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Solution

The fourth proportional to 756,307,242.28, 1,044,564,927.78 and 508,358,129.32 is: 702,112,901.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,307,242.28 : 1,044,564,927.78 = 508,358,129.32 : x
  2. Step 2: Convert to fraction form
    756,307,242.28/1,044,564,927.78 = 508,358,129.32/x
  3. Step 3: Cross multiply
    756,307,242.28x = 1,044,564,927.78 × 508,358,129.32
  4. Step 4: Simplify right side
    756,307,242.28x = 531,013,072,639,521,664
  5. Step 5: Solve for x
    x = 531,013,072,639,521,664/756,307,242.28
  6. Step 6: Final answer
    x = 702,112,901.95

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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.