Home / 103,303,042.00-142,564,640.20-56,893,283.62

Finding the Fourth Proportional to 103,303,042.00, 142,564,640.20 and 56,893,283.62

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Solution

The fourth proportional to 103,303,042.00, 142,564,640.20 and 56,893,283.62 is: 78,516,279.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,303,042.00 : 142,564,640.20 = 56,893,283.62 : x
  2. Step 2: Convert to fraction form
    103,303,042.00/142,564,640.20 = 56,893,283.62/x
  3. Step 3: Cross multiply
    103,303,042.00x = 142,564,640.20 × 56,893,283.62
  4. Step 4: Simplify right side
    103,303,042.00x = 8,110,970,508,583,208
  5. Step 5: Solve for x
    x = 8,110,970,508,583,208/103,303,042.00
  6. Step 6: Final answer
    x = 78,516,279.40

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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.