Home / 746,496,009.60-1,119,744,014.40-424,009,737.60

Finding the Fourth Proportional to 746,496,009.60, 1,119,744,014.40 and 424,009,737.60

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Solution

The fourth proportional to 746,496,009.60, 1,119,744,014.40 and 424,009,737.60 is: 636,014,606.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,496,009.60 : 1,119,744,014.40 = 424,009,737.60 : x
  2. Step 2: Convert to fraction form
    746,496,009.60/1,119,744,014.40 = 424,009,737.60/x
  3. Step 3: Cross multiply
    746,496,009.60x = 1,119,744,014.40 × 424,009,737.60
  4. Step 4: Simplify right side
    746,496,009.60x = 474,782,365,724,914,688
  5. Step 5: Solve for x
    x = 474,782,365,724,914,688/746,496,009.60
  6. Step 6: Final answer
    x = 636,014,606.40

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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.