Home / 1,043,663,303.75-1,440,256,285.80-573,772,619.39

Finding the Fourth Proportional to 1,043,663,303.75, 1,440,256,285.80 and 573,772,619.39

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Solution

The fourth proportional to 1,043,663,303.75, 1,440,256,285.80 and 573,772,619.39 is: 791,806,724.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,663,303.75 : 1,440,256,285.80 = 573,772,619.39 : x
  2. Step 2: Convert to fraction form
    1,043,663,303.75/1,440,256,285.80 = 573,772,619.39/x
  3. Step 3: Cross multiply
    1,043,663,303.75x = 1,440,256,285.80 × 573,772,619.39
  4. Step 4: Simplify right side
    1,043,663,303.75x = 826,379,621,689,177,088
  5. Step 5: Solve for x
    x = 826,379,621,689,177,088/1,043,663,303.75
  6. Step 6: Final answer
    x = 791,806,724.18

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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.