Home / 64,936,604,646.57-89,580,670,124.86-56,350,980,983.45

Finding the Fourth Proportional to 64,936,604,646.57, 89,580,670,124.86 and 56,350,980,983.45

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Solution

The fourth proportional to 64,936,604,646.57, 89,580,670,124.86 and 56,350,980,983.45 is: 77,736,719,777.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,936,604,646.57 : 89,580,670,124.86 = 56,350,980,983.45 : x
  2. Step 2: Convert to fraction form
    64,936,604,646.57/89,580,670,124.86 = 56,350,980,983.45/x
  3. Step 3: Cross multiply
    64,936,604,646.57x = 89,580,670,124.86 × 56,350,980,983.45
  4. Step 4: Simplify right side
    64,936,604,646.57x = 5,047,958,638,690,693,021,696
  5. Step 5: Solve for x
    x = 5,047,958,638,690,693,021,696/64,936,604,646.57
  6. Step 6: Final answer
    x = 77,736,719,777.16

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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.