Home / 937,123,730.40-1,405,685,595.60-695,259,026.40

Finding the Fourth Proportional to 937,123,730.40, 1,405,685,595.60 and 695,259,026.40

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Solution

The fourth proportional to 937,123,730.40, 1,405,685,595.60 and 695,259,026.40 is: 1,042,888,539.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,123,730.40 : 1,405,685,595.60 = 695,259,026.40 : x
  2. Step 2: Convert to fraction form
    937,123,730.40/1,405,685,595.60 = 695,259,026.40/x
  3. Step 3: Cross multiply
    937,123,730.40x = 1,405,685,595.60 × 695,259,026.40
  4. Step 4: Simplify right side
    937,123,730.40x = 977,315,598,621,360,000
  5. Step 5: Solve for x
    x = 977,315,598,621,360,000/937,123,730.40
  6. Step 6: Final answer
    x = 1,042,888,539.60

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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.