Home / 19,984,931,232.80-29,955,897,764.40-7,558,460,218.40

Finding the Fourth Proportional to 19,984,931,232.80, 29,955,897,764.40 and 7,558,460,218.40

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Solution

The fourth proportional to 19,984,931,232.80, 29,955,897,764.40 and 7,558,460,218.40 is: 11,329,559,202.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,984,931,232.80 : 29,955,897,764.40 = 7,558,460,218.40 : x
  2. Step 2: Convert to fraction form
    19,984,931,232.80/29,955,897,764.40 = 7,558,460,218.40/x
  3. Step 3: Cross multiply
    19,984,931,232.80x = 29,955,897,764.40 × 7,558,460,218.40
  4. Step 4: Simplify right side
    19,984,931,232.80x = 226,420,461,558,674,882,560
  5. Step 5: Solve for x
    x = 226,420,461,558,674,882,560/19,984,931,232.80
  6. Step 6: Final answer
    x = 11,329,559,202.44

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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.