Home / 9,006,081,425.90-13,490,117,439.59-7,225,813,649.78

Finding the Fourth Proportional to 9,006,081,425.90, 13,490,117,439.59 and 7,225,813,649.78

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Solution

The fourth proportional to 9,006,081,425.90, 13,490,117,439.59 and 7,225,813,649.78 is: 10,823,472,509.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,006,081,425.90 : 13,490,117,439.59 = 7,225,813,649.78 : x
  2. Step 2: Convert to fraction form
    9,006,081,425.90/13,490,117,439.59 = 7,225,813,649.78/x
  3. Step 3: Cross multiply
    9,006,081,425.90x = 13,490,117,439.59 × 7,225,813,649.78
  4. Step 4: Simplify right side
    9,006,081,425.90x = 97,477,074,732,021,055,488
  5. Step 5: Solve for x
    x = 97,477,074,732,021,055,488/9,006,081,425.90
  6. Step 6: Final answer
    x = 10,823,472,509.56

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1.5x scale

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.