Home / 887,122,426.20-1,330,683,639.30-395,834,746.20

Finding the Fourth Proportional to 887,122,426.20, 1,330,683,639.30 and 395,834,746.20

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Solution

The fourth proportional to 887,122,426.20, 1,330,683,639.30 and 395,834,746.20 is: 593,752,119.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,122,426.20 : 1,330,683,639.30 = 395,834,746.20 : x
  2. Step 2: Convert to fraction form
    887,122,426.20/1,330,683,639.30 = 395,834,746.20/x
  3. Step 3: Cross multiply
    887,122,426.20x = 1,330,683,639.30 × 395,834,746.20
  4. Step 4: Simplify right side
    887,122,426.20x = 526,730,820,634,807,808
  5. Step 5: Solve for x
    x = 526,730,820,634,807,808/887,122,426.20
  6. Step 6: Final answer
    x = 593,752,119.30

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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.