Home / 5,237,926,741.74-7,227,259,865.35-3,009,828,462.78

Finding the Fourth Proportional to 5,237,926,741.74, 7,227,259,865.35 and 3,009,828,462.78

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Solution

The fourth proportional to 5,237,926,741.74, 7,227,259,865.35 and 3,009,828,462.78 is: 4,152,943,239.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237,926,741.74 : 7,227,259,865.35 = 3,009,828,462.78 : x
  2. Step 2: Convert to fraction form
    5,237,926,741.74/7,227,259,865.35 = 3,009,828,462.78/x
  3. Step 3: Cross multiply
    5,237,926,741.74x = 7,227,259,865.35 × 3,009,828,462.78
  4. Step 4: Simplify right side
    5,237,926,741.74x = 21,752,812,450,660,630,528
  5. Step 5: Solve for x
    x = 21,752,812,450,660,630,528/5,237,926,741.74
  6. Step 6: Final answer
    x = 4,152,943,239.41

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Double scale
Find fourth proportional to 5,237,926,742.74, 7,227,259,866.73 and 3,009,828,463.78
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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.