Home / 1,232,413,731.33-1,700,913,485.84-780,333,717.98

Finding the Fourth Proportional to 1,232,413,731.33, 1,700,913,485.84 and 780,333,717.98

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Solution

The fourth proportional to 1,232,413,731.33, 1,700,913,485.84 and 780,333,717.98 is: 1,076,976,108.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,413,731.33 : 1,700,913,485.84 = 780,333,717.98 : x
  2. Step 2: Convert to fraction form
    1,232,413,731.33/1,700,913,485.84 = 780,333,717.98/x
  3. Step 3: Cross multiply
    1,232,413,731.33x = 1,700,913,485.84 × 780,333,717.98
  4. Step 4: Simplify right side
    1,232,413,731.33x = 1,327,280,144,355,443,200
  5. Step 5: Solve for x
    x = 1,327,280,144,355,443,200/1,232,413,731.33
  6. Step 6: Final answer
    x = 1,076,976,108.44

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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.