Home / 1,539,544,133.30-2,124,615,713.22-870,474,805.74

Finding the Fourth Proportional to 1,539,544,133.30, 2,124,615,713.22 and 870,474,805.74

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Solution

The fourth proportional to 1,539,544,133.30, 2,124,615,713.22 and 870,474,805.74 is: 1,201,280,567.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,544,133.30 : 2,124,615,713.22 = 870,474,805.74 : x
  2. Step 2: Convert to fraction form
    1,539,544,133.30/2,124,615,713.22 = 870,474,805.74/x
  3. Step 3: Cross multiply
    1,539,544,133.30x = 2,124,615,713.22 × 870,474,805.74
  4. Step 4: Simplify right side
    1,539,544,133.30x = 1,849,424,450,237,331,200
  5. Step 5: Solve for x
    x = 1,849,424,450,237,331,200/1,539,544,133.30
  6. Step 6: Final answer
    x = 1,201,280,567.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.