Home / 1,492,857,284.40-2,237,643,635.40-523,009,681.20

Finding the Fourth Proportional to 1,492,857,284.40, 2,237,643,635.40 and 523,009,681.20

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Solution

The fourth proportional to 1,492,857,284.40, 2,237,643,635.40 and 523,009,681.20 is: 783,939,159.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,857,284.40 : 2,237,643,635.40 = 523,009,681.20 : x
  2. Step 2: Convert to fraction form
    1,492,857,284.40/2,237,643,635.40 = 523,009,681.20/x
  3. Step 3: Cross multiply
    1,492,857,284.40x = 2,237,643,635.40 × 523,009,681.20
  4. Step 4: Simplify right side
    1,492,857,284.40x = 1,170,309,284,389,763,072
  5. Step 5: Solve for x
    x = 1,170,309,284,389,763,072/1,492,857,284.40
  6. Step 6: Final answer
    x = 783,939,159.23

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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.