Home / 9,421,915,413.48-13,002,754,592.10-5,407,553,587.56

Finding the Fourth Proportional to 9,421,915,413.48, 13,002,754,592.10 and 5,407,553,587.56

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Solution

The fourth proportional to 9,421,915,413.48, 13,002,754,592.10 and 5,407,553,587.56 is: 7,462,717,415.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421,915,413.48 : 13,002,754,592.10 = 5,407,553,587.56 : x
  2. Step 2: Convert to fraction form
    9,421,915,413.48/13,002,754,592.10 = 5,407,553,587.56/x
  3. Step 3: Cross multiply
    9,421,915,413.48x = 13,002,754,592.10 × 5,407,553,587.56
  4. Step 4: Simplify right side
    9,421,915,413.48x = 70,313,092,242,672,623,616
  5. Step 5: Solve for x
    x = 70,313,092,242,672,623,616/9,421,915,413.48
  6. Step 6: Final answer
    x = 7,462,717,415.41

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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.