Home / 233,005,871.39-321,554,919.60-127,166,075.17

Finding the Fourth Proportional to 233,005,871.39, 321,554,919.60 and 127,166,075.17

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Solution

The fourth proportional to 233,005,871.39, 321,554,919.60 and 127,166,075.17 is: 175,492,904.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,005,871.39 : 321,554,919.60 = 127,166,075.17 : x
  2. Step 2: Convert to fraction form
    233,005,871.39/321,554,919.60 = 127,166,075.17/x
  3. Step 3: Cross multiply
    233,005,871.39x = 321,554,919.60 × 127,166,075.17
  4. Step 4: Simplify right side
    233,005,871.39x = 40,890,877,076,333,024
  5. Step 5: Solve for x
    x = 40,890,877,076,333,024/233,005,871.39
  6. Step 6: Final answer
    x = 175,492,904.25

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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.