Home / 1,275,557,510.18-1,912,643,893.88-575,230,238.38

Finding the Fourth Proportional to 1,275,557,510.18, 1,912,643,893.88 and 575,230,238.38

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Solution

The fourth proportional to 1,275,557,510.18, 1,912,643,893.88 and 575,230,238.38 is: 862,533,123.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,557,510.18 : 1,912,643,893.88 = 575,230,238.38 : x
  2. Step 2: Convert to fraction form
    1,275,557,510.18/1,912,643,893.88 = 575,230,238.38/x
  3. Step 3: Cross multiply
    1,275,557,510.18x = 1,912,643,893.88 × 575,230,238.38
  4. Step 4: Simplify right side
    1,275,557,510.18x = 1,100,210,603,014,344,320
  5. Step 5: Solve for x
    x = 1,100,210,603,014,344,320/1,275,557,510.18
  6. Step 6: Final answer
    x = 862,533,123.15

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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.