Home / 1,536,185,316.35-2,119,942,416.50-831,337,359.73

Finding the Fourth Proportional to 1,536,185,316.35, 2,119,942,416.50 and 831,337,359.73

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Solution

The fourth proportional to 1,536,185,316.35, 2,119,942,416.50 and 831,337,359.73 is: 1,147,249,171.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,185,316.35 : 2,119,942,416.50 = 831,337,359.73 : x
  2. Step 2: Convert to fraction form
    1,536,185,316.35/2,119,942,416.50 = 831,337,359.73/x
  3. Step 3: Cross multiply
    1,536,185,316.35x = 2,119,942,416.50 × 831,337,359.73
  4. Step 4: Simplify right side
    1,536,185,316.35x = 1,762,387,331,306,365,184
  5. Step 5: Solve for x
    x = 1,762,387,331,306,365,184/1,536,185,316.35
  6. Step 6: Final answer
    x = 1,147,249,171.40

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Double scale
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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.