Home / 82,065,437,812.84-122,937,841,942.61-56,535,076,441

Finding the Fourth Proportional to 82,065,437,812.84, 122,937,841,942.61 and 56,535,076,441

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Solution

The fourth proportional to 82,065,437,812.84, 122,937,841,942.61 and 56,535,076,441 is: 84,692,173,428.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,065,437,812.84 : 122,937,841,942.61 = 56,535,076,441 : x
  2. Step 2: Convert to fraction form
    82,065,437,812.84/122,937,841,942.61 = 56,535,076,441/x
  3. Step 3: Cross multiply
    82,065,437,812.84x = 122,937,841,942.61 × 56,535,076,441
  4. Step 4: Simplify right side
    82,065,437,812.84x = 6,950,300,291,717,032,574,976
  5. Step 5: Solve for x
    x = 6,950,300,291,717,032,574,976/82,065,437,812.84
  6. Step 6: Final answer
    x = 84,692,173,428.33

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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.