Home / 2,007,460,377.86-3,009,318,412.70-678,563,803.24

Finding the Fourth Proportional to 2,007,460,377.86, 3,009,318,412.70 and 678,563,803.24

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Solution

The fourth proportional to 2,007,460,377.86, 3,009,318,412.70 and 678,563,803.24 is: 1,017,212,877.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007,460,377.86 : 3,009,318,412.70 = 678,563,803.24 : x
  2. Step 2: Convert to fraction form
    2,007,460,377.86/3,009,318,412.70 = 678,563,803.24/x
  3. Step 3: Cross multiply
    2,007,460,377.86x = 3,009,318,412.70 × 678,563,803.24
  4. Step 4: Simplify right side
    2,007,460,377.86x = 2,042,014,547,276,044,800
  5. Step 5: Solve for x
    x = 2,042,014,547,276,044,800/2,007,460,377.86
  6. Step 6: Final answer
    x = 1,017,212,877.43

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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.