Home / 829,323,572.40-1,243,990,009.04-276,624,483.48

Finding the Fourth Proportional to 829,323,572.40, 1,243,990,009.04 and 276,624,483.48

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Solution

The fourth proportional to 829,323,572.40, 1,243,990,009.04 and 276,624,483.48 is: 414,938,276.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,323,572.40 : 1,243,990,009.04 = 276,624,483.48 : x
  2. Step 2: Convert to fraction form
    829,323,572.40/1,243,990,009.04 = 276,624,483.48/x
  3. Step 3: Cross multiply
    829,323,572.40x = 1,243,990,009.04 × 276,624,483.48
  4. Step 4: Simplify right side
    829,323,572.40x = 344,118,093,707,475,264
  5. Step 5: Solve for x
    x = 344,118,093,707,475,264/829,323,572.40
  6. Step 6: Final answer
    x = 414,938,276.40

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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.