Home / 42,921,960,081.24-64,382,924,968.28-11,478,792,125.16

Finding the Fourth Proportional to 42,921,960,081.24, 64,382,924,968.28 and 11,478,792,125.16

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Solution

The fourth proportional to 42,921,960,081.24, 64,382,924,968.28 and 11,478,792,125.16 is: 17,218,184,135.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,921,960,081.24 : 64,382,924,968.28 = 11,478,792,125.16 : x
  2. Step 2: Convert to fraction form
    42,921,960,081.24/64,382,924,968.28 = 11,478,792,125.16/x
  3. Step 3: Cross multiply
    42,921,960,081.24x = 64,382,924,968.28 × 11,478,792,125.16
  4. Step 4: Simplify right side
    42,921,960,081.24x = 739,038,212,120,659,623,936
  5. Step 5: Solve for x
    x = 739,038,212,120,659,623,936/42,921,960,081.24
  6. Step 6: Final answer
    x = 17,218,184,135.16

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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.