Home / 1,790,850,811.40-2,686,276,217.10-625,932,139.40

Finding the Fourth Proportional to 1,790,850,811.40, 2,686,276,217.10 and 625,932,139.40

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Solution

The fourth proportional to 1,790,850,811.40, 2,686,276,217.10 and 625,932,139.40 is: 938,898,209.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,850,811.40 : 2,686,276,217.10 = 625,932,139.40 : x
  2. Step 2: Convert to fraction form
    1,790,850,811.40/2,686,276,217.10 = 625,932,139.40/x
  3. Step 3: Cross multiply
    1,790,850,811.40x = 2,686,276,217.10 × 625,932,139.40
  4. Step 4: Simplify right side
    1,790,850,811.40x = 1,681,426,619,588,741,632
  5. Step 5: Solve for x
    x = 1,681,426,619,588,741,632/1,790,850,811.40
  6. Step 6: Final answer
    x = 938,898,209.10

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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.