Home / 1,447,968,817.90-2,171,973,407.37-412,829,700.22

Finding the Fourth Proportional to 1,447,968,817.90, 2,171,973,407.37 and 412,829,700.22

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Solution

The fourth proportional to 1,447,968,817.90, 2,171,973,407.37 and 412,829,700.22 is: 619,250,303.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,968,817.90 : 2,171,973,407.37 = 412,829,700.22 : x
  2. Step 2: Convert to fraction form
    1,447,968,817.90/2,171,973,407.37 = 412,829,700.22/x
  3. Step 3: Cross multiply
    1,447,968,817.90x = 2,171,973,407.37 × 412,829,700.22
  4. Step 4: Simplify right side
    1,447,968,817.90x = 896,655,130,650,369,024
  5. Step 5: Solve for x
    x = 896,655,130,650,369,024/1,447,968,817.90
  6. Step 6: Final answer
    x = 619,250,303.99

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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.