Home / 111,136,088.97-153,365,772.87-61,576,281.90

Finding the Fourth Proportional to 111,136,088.97, 153,365,772.87 and 61,576,281.90

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Solution

The fourth proportional to 111,136,088.97, 153,365,772.87 and 61,576,281.90 is: 84,974,144.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,136,088.97 : 153,365,772.87 = 61,576,281.90 : x
  2. Step 2: Convert to fraction form
    111,136,088.97/153,365,772.87 = 61,576,281.90/x
  3. Step 3: Cross multiply
    111,136,088.97x = 153,365,772.87 × 61,576,281.90
  4. Step 4: Simplify right side
    111,136,088.97x = 9,443,694,064,054,492
  5. Step 5: Solve for x
    x = 9,443,694,064,054,492/111,136,088.97
  6. Step 6: Final answer
    x = 84,974,144.33

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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.