Home / 1,141,481,688.64-1,575,252,792.48-619,960,920.64

Finding the Fourth Proportional to 1,141,481,688.64, 1,575,252,792.48 and 619,960,920.64

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Solution

The fourth proportional to 1,141,481,688.64, 1,575,252,792.48 and 619,960,920.64 is: 855,550,449.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,481,688.64 : 1,575,252,792.48 = 619,960,920.64 : x
  2. Step 2: Convert to fraction form
    1,141,481,688.64/1,575,252,792.48 = 619,960,920.64/x
  3. Step 3: Cross multiply
    1,141,481,688.64x = 1,575,252,792.48 × 619,960,920.64
  4. Step 4: Simplify right side
    1,141,481,688.64x = 976,595,171,466,631,680
  5. Step 5: Solve for x
    x = 976,595,171,466,631,680/1,141,481,688.64
  6. Step 6: Final answer
    x = 855,550,449.20

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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.