Home / 6,428,570,491.44-9,642,888,241.50-2,006,619,240.72

Finding the Fourth Proportional to 6,428,570,491.44, 9,642,888,241.50 and 2,006,619,240.72

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Solution

The fourth proportional to 6,428,570,491.44, 9,642,888,241.50 and 2,006,619,240.72 is: 3,009,939,007.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,428,570,491.44 : 9,642,888,241.50 = 2,006,619,240.72 : x
  2. Step 2: Convert to fraction form
    6,428,570,491.44/9,642,888,241.50 = 2,006,619,240.72/x
  3. Step 3: Cross multiply
    6,428,570,491.44x = 9,642,888,241.50 × 2,006,619,240.72
  4. Step 4: Simplify right side
    6,428,570,491.44x = 19,349,605,081,506,545,664
  5. Step 5: Solve for x
    x = 19,349,605,081,506,545,664/6,428,570,491.44
  6. Step 6: Final answer
    x = 3,009,939,007.01

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1.5x scale

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.