Home / 64,936,604,645.07-89,580,670,122.80-56,350,980,981.94

Finding the Fourth Proportional to 64,936,604,645.07, 89,580,670,122.80 and 56,350,980,981.94

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Solution

The fourth proportional to 64,936,604,645.07, 89,580,670,122.80 and 56,350,980,981.94 is: 77,736,719,775.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,936,604,645.07 : 89,580,670,122.80 = 56,350,980,981.94 : x
  2. Step 2: Convert to fraction form
    64,936,604,645.07/89,580,670,122.80 = 56,350,980,981.94/x
  3. Step 3: Cross multiply
    64,936,604,645.07x = 89,580,670,122.80 × 56,350,980,981.94
  4. Step 4: Simplify right side
    64,936,604,645.07x = 5,047,958,638,439,330,480,128
  5. Step 5: Solve for x
    x = 5,047,958,638,439,330,480,128/64,936,604,645.07
  6. Step 6: Final answer
    x = 77,736,719,775.09

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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.