Home / 208,348,947.18-312,523,256.60-62,782,510.28

Finding the Fourth Proportional to 208,348,947.18, 312,523,256.60 and 62,782,510.28

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Solution

The fourth proportional to 208,348,947.18, 312,523,256.60 and 62,782,510.28 is: 94,173,715.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,348,947.18 : 312,523,256.60 = 62,782,510.28 : x
  2. Step 2: Convert to fraction form
    208,348,947.18/312,523,256.60 = 62,782,510.28/x
  3. Step 3: Cross multiply
    208,348,947.18x = 312,523,256.60 × 62,782,510.28
  4. Step 4: Simplify right side
    208,348,947.18x = 19,620,994,569,759,448
  5. Step 5: Solve for x
    x = 19,620,994,569,759,448/208,348,947.18
  6. Step 6: Final answer
    x = 94,173,715.95

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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.