Home / 742,690,228.50-1,024,937,088.03-408,174,608.16

Finding the Fourth Proportional to 742,690,228.50, 1,024,937,088.03 and 408,174,608.16

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Solution

The fourth proportional to 742,690,228.50, 1,024,937,088.03 and 408,174,608.16 is: 563,294,464.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,690,228.50 : 1,024,937,088.03 = 408,174,608.16 : x
  2. Step 2: Convert to fraction form
    742,690,228.50/1,024,937,088.03 = 408,174,608.16/x
  3. Step 3: Cross multiply
    742,690,228.50x = 1,024,937,088.03 × 408,174,608.16
  4. Step 4: Simplify right side
    742,690,228.50x = 418,353,294,295,296,704
  5. Step 5: Solve for x
    x = 418,353,294,295,296,704/742,690,228.50
  6. Step 6: Final answer
    x = 563,294,464.15

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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.