Home / 769,559,391.07-1,061,963,508.46-417,127,814.98

Finding the Fourth Proportional to 769,559,391.07, 1,061,963,508.46 and 417,127,814.98

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Solution

The fourth proportional to 769,559,391.07, 1,061,963,508.46 and 417,127,814.98 is: 575,620,963.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,559,391.07 : 1,061,963,508.46 = 417,127,814.98 : x
  2. Step 2: Convert to fraction form
    769,559,391.07/1,061,963,508.46 = 417,127,814.98/x
  3. Step 3: Cross multiply
    769,559,391.07x = 1,061,963,508.46 × 417,127,814.98
  4. Step 4: Simplify right side
    769,559,391.07x = 442,974,517,865,019,136
  5. Step 5: Solve for x
    x = 442,974,517,865,019,136/769,559,391.07
  6. Step 6: Final answer
    x = 575,620,963.12

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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.