Home / 68,677,632,000.30-103,016,448,000.45-57,657,671,424.30

Finding the Fourth Proportional to 68,677,632,000.30, 103,016,448,000.45 and 57,657,671,424.30

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Solution

The fourth proportional to 68,677,632,000.30, 103,016,448,000.45 and 57,657,671,424.30 is: 86,486,507,136.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,677,632,000.30 : 103,016,448,000.45 = 57,657,671,424.30 : x
  2. Step 2: Convert to fraction form
    68,677,632,000.30/103,016,448,000.45 = 57,657,671,424.30/x
  3. Step 3: Cross multiply
    68,677,632,000.30x = 103,016,448,000.45 × 57,657,671,424.30
  4. Step 4: Simplify right side
    68,677,632,000.30x = 5,939,688,510,108,432,596,992
  5. Step 5: Solve for x
    x = 5,939,688,510,108,432,596,992/68,677,632,000.30
  6. Step 6: Final answer
    x = 86,486,507,136.45

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1.5x scale

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.