Home / 1,519,396,985.41-2,279,210,422.07-470,241,303.12

Finding the Fourth Proportional to 1,519,396,985.41, 2,279,210,422.07 and 470,241,303.12

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Solution

The fourth proportional to 1,519,396,985.41, 2,279,210,422.07 and 470,241,303.12 is: 705,397,528.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,396,985.41 : 2,279,210,422.07 = 470,241,303.12 : x
  2. Step 2: Convert to fraction form
    1,519,396,985.41/2,279,210,422.07 = 470,241,303.12/x
  3. Step 3: Cross multiply
    1,519,396,985.41x = 2,279,210,422.07 × 470,241,303.12
  4. Step 4: Simplify right side
    1,519,396,985.41x = 1,071,778,878,960,104,576
  5. Step 5: Solve for x
    x = 1,071,778,878,960,104,576/1,519,396,985.41
  6. Step 6: Final answer
    x = 705,397,528.92

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Double scale
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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.