Home / 1,457,883,100.32-2,011,877,378.10-822,937,240.56

Finding the Fourth Proportional to 1,457,883,100.32, 2,011,877,378.10 and 822,937,240.56

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Solution

The fourth proportional to 1,457,883,100.32, 2,011,877,378.10 and 822,937,240.56 is: 1,135,652,657.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,883,100.32 : 2,011,877,378.10 = 822,937,240.56 : x
  2. Step 2: Convert to fraction form
    1,457,883,100.32/2,011,877,378.10 = 822,937,240.56/x
  3. Step 3: Cross multiply
    1,457,883,100.32x = 2,011,877,378.10 × 822,937,240.56
  4. Step 4: Simplify right side
    1,457,883,100.32x = 1,655,648,817,878,701,568
  5. Step 5: Solve for x
    x = 1,655,648,817,878,701,568/1,457,883,100.32
  6. Step 6: Final answer
    x = 1,135,652,657.96

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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.