Home / 186,931,484.70-280,397,227.05-106,309,916.70

Finding the Fourth Proportional to 186,931,484.70, 280,397,227.05 and 106,309,916.70

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Solution

The fourth proportional to 186,931,484.70, 280,397,227.05 and 106,309,916.70 is: 159,464,875.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,931,484.70 : 280,397,227.05 = 106,309,916.70 : x
  2. Step 2: Convert to fraction form
    186,931,484.70/280,397,227.05 = 106,309,916.70/x
  3. Step 3: Cross multiply
    186,931,484.70x = 280,397,227.05 × 106,309,916.70
  4. Step 4: Simplify right side
    186,931,484.70x = 29,809,005,850,596,488
  5. Step 5: Solve for x
    x = 29,809,005,850,596,488/186,931,484.70
  6. Step 6: Final answer
    x = 159,464,875.05

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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.