Home / 834,243,731.66-1,250,661,822.18-686,698,573.15

Finding the Fourth Proportional to 834,243,731.66, 1,250,661,822.18 and 686,698,573.15

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Solution

The fourth proportional to 834,243,731.66, 1,250,661,822.18 and 686,698,573.15 is: 1,029,468,554.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,243,731.66 : 1,250,661,822.18 = 686,698,573.15 : x
  2. Step 2: Convert to fraction form
    834,243,731.66/1,250,661,822.18 = 686,698,573.15/x
  3. Step 3: Cross multiply
    834,243,731.66x = 1,250,661,822.18 × 686,698,573.15
  4. Step 4: Simplify right side
    834,243,731.66x = 858,827,688,781,181,696
  5. Step 5: Solve for x
    x = 858,827,688,781,181,696/834,243,731.66
  6. Step 6: Final answer
    x = 1,029,468,554.80

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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.