Home / 193,088,248.80-289,968,296.40-102,388,984.80

Finding the Fourth Proportional to 193,088,248.80, 289,968,296.40 and 102,388,984.80

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Solution

The fourth proportional to 193,088,248.80, 289,968,296.40 and 102,388,984.80 is: 153,761,607.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,088,248.80 : 289,968,296.40 = 102,388,984.80 : x
  2. Step 2: Convert to fraction form
    193,088,248.80/289,968,296.40 = 102,388,984.80/x
  3. Step 3: Cross multiply
    193,088,248.80x = 289,968,296.40 × 102,388,984.80
  4. Step 4: Simplify right side
    193,088,248.80x = 29,689,559,492,581,492
  5. Step 5: Solve for x
    x = 29,689,559,492,581,492/193,088,248.80
  6. Step 6: Final answer
    x = 153,761,607.33

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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.