Home / 64,936,604,646.07-89,580,670,124.17-56,350,980,982.94

Finding the Fourth Proportional to 64,936,604,646.07, 89,580,670,124.17 and 56,350,980,982.94

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Solution

The fourth proportional to 64,936,604,646.07, 89,580,670,124.17 and 56,350,980,982.94 is: 77,736,719,776.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,936,604,646.07 : 89,580,670,124.17 = 56,350,980,982.94 : x
  2. Step 2: Convert to fraction form
    64,936,604,646.07/89,580,670,124.17 = 56,350,980,982.94/x
  3. Step 3: Cross multiply
    64,936,604,646.07x = 89,580,670,124.17 × 56,350,980,982.94
  4. Step 4: Simplify right side
    64,936,604,646.07x = 5,047,958,638,606,125,367,296
  5. Step 5: Solve for x
    x = 5,047,958,638,606,125,367,296/64,936,604,646.07
  6. Step 6: Final answer
    x = 77,736,719,776.46

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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.