Home / 10,617,602,407.66-15,928,501,660.38-3,894,806,772.21

Finding the Fourth Proportional to 10,617,602,407.66, 15,928,501,660.38 and 3,894,806,772.21

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Solution

The fourth proportional to 10,617,602,407.66, 15,928,501,660.38 and 3,894,806,772.21 is: 5,842,979,776.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,617,602,407.66 : 15,928,501,660.38 = 3,894,806,772.21 : x
  2. Step 2: Convert to fraction form
    10,617,602,407.66/15,928,501,660.38 = 3,894,806,772.21/x
  3. Step 3: Cross multiply
    10,617,602,407.66x = 15,928,501,660.38 × 3,894,806,772.21
  4. Step 4: Simplify right side
    10,617,602,407.66x = 62,038,436,138,006,249,472
  5. Step 5: Solve for x
    x = 62,038,436,138,006,249,472/10,617,602,407.66
  6. Step 6: Final answer
    x = 5,842,979,776.04

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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.