Home / 14,227,779,119.72-19,634,452,161.72-7,884,252,889.88

Finding the Fourth Proportional to 14,227,779,119.72, 19,634,452,161.72 and 7,884,252,889.88

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Solution

The fourth proportional to 14,227,779,119.72, 19,634,452,161.72 and 7,884,252,889.88 is: 10,880,333,809.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,227,779,119.72 : 19,634,452,161.72 = 7,884,252,889.88 : x
  2. Step 2: Convert to fraction form
    14,227,779,119.72/19,634,452,161.72 = 7,884,252,889.88/x
  3. Step 3: Cross multiply
    14,227,779,119.72x = 19,634,452,161.72 × 7,884,252,889.88
  4. Step 4: Simplify right side
    14,227,779,119.72x = 154,802,986,197,251,522,560
  5. Step 5: Solve for x
    x = 154,802,986,197,251,522,560/14,227,779,119.72
  6. Step 6: Final answer
    x = 10,880,333,809.98

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1.5x scale

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.