Home / 7,900,702,400.40-11,838,960,365.40-7,465,345,933.20

Finding the Fourth Proportional to 7,900,702,400.40, 11,838,960,365.40 and 7,465,345,933.20

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Solution

The fourth proportional to 7,900,702,400.40, 11,838,960,365.40 and 7,465,345,933.20 is: 11,186,592,044.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,900,702,400.40 : 11,838,960,365.40 = 7,465,345,933.20 : x
  2. Step 2: Convert to fraction form
    7,900,702,400.40/11,838,960,365.40 = 7,465,345,933.20/x
  3. Step 3: Cross multiply
    7,900,702,400.40x = 11,838,960,365.40 × 7,465,345,933.20
  4. Step 4: Simplify right side
    7,900,702,400.40x = 88,381,934,617,154,863,104
  5. Step 5: Solve for x
    x = 88,381,934,617,154,863,104/7,900,702,400.40
  6. Step 6: Final answer
    x = 11,186,592,044.36

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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.