Home / 14,210,520,213.51-19,609,740,979.60-7,779,096,026.91

Finding the Fourth Proportional to 14,210,520,213.51, 19,609,740,979.60 and 7,779,096,026.91

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Solution

The fourth proportional to 14,210,520,213.51, 19,609,740,979.60 and 7,779,096,026.91 is: 10,734,727,219.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,210,520,213.51 : 19,609,740,979.60 = 7,779,096,026.91 : x
  2. Step 2: Convert to fraction form
    14,210,520,213.51/19,609,740,979.60 = 7,779,096,026.91/x
  3. Step 3: Cross multiply
    14,210,520,213.51x = 19,609,740,979.60 × 7,779,096,026.91
  4. Step 4: Simplify right side
    14,210,520,213.51x = 152,546,058,143,185,862,656
  5. Step 5: Solve for x
    x = 152,546,058,143,185,862,656/14,210,520,213.51
  6. Step 6: Final answer
    x = 10,734,727,219.78

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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.