Home / 35,509,212,715.44-53,189,698,975.02-21,299,112,812.10

Finding the Fourth Proportional to 35,509,212,715.44, 53,189,698,975.02 and 21,299,112,812.10

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Solution

The fourth proportional to 35,509,212,715.44, 53,189,698,975.02 and 21,299,112,812.10 is: 31,904,210,549.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,509,212,715.44 : 53,189,698,975.02 = 21,299,112,812.10 : x
  2. Step 2: Convert to fraction form
    35,509,212,715.44/53,189,698,975.02 = 21,299,112,812.10/x
  3. Step 3: Cross multiply
    35,509,212,715.44x = 53,189,698,975.02 × 21,299,112,812.10
  4. Step 4: Simplify right side
    35,509,212,715.44x = 1,132,893,398,910,590,517,248
  5. Step 5: Solve for x
    x = 1,132,893,398,910,590,517,248/35,509,212,715.44
  6. Step 6: Final answer
    x = 31,904,210,549.22

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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.